1004184085545 has 12 divisors (see below), whose sum is σ = 1740585748356. Its totient is φ = 535564845600.

The previous prime is 1004184085519. The next prime is 1004184085571. The reversal of 1004184085545 is 5455804814001.

1004184085545 is a `hidden beast` number, since 10 + 0 + 4 + 1 + 84 + 0 + 8 + 554 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (1004184085519) and next prime (1004184085571).

It can be written as a sum of positive squares in 2 ways, for example, as 105753088809 + 898430996736 = 325197^2 + 947856^2 .

It is not a de Polignac number, because 1004184085545 - 2⁹ = 1004184085033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 22315201901 = 1004184085545 / (1 + 0 + 0 + 4 + 1 + 8 + 4 + 0 + 8 + 5 + 5 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 1004184085545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11157600906 + ... + 11157600995.

It is an arithmetic number, because the mean of its divisors is an integer number (145048812363).

Almost surely, 2^{1004184085545} is an apocalyptic number.

1004184085545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1004184085545 is a deficient number, since it is larger than the sum of its proper divisors (736401662811).

1004184085545 is a wasteful number, since it uses less digits than its factorization.

1004184085545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22315201912 (or 22315201909 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 45.

Adding to 1004184085545 its reverse (5455804814001), we get a palindrome (6459988899546).

The spelling of 1004184085545 in words is "one trillion, four billion, one hundred eighty-four million, eighty-five thousand, five hundred forty-five".