1453048785 has 12 divisors (see below), whose sum is σ = 2518617972. Its totient is φ = 774959328.

The previous prime is 1453048781. The next prime is 1453048811. The reversal of 1453048785 is 5878403541.

1453048785 is a `hidden beast` number, since 1 + 4 + 530 + 48 + 78 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 864889281 + 588159504 = 29409^2 + 24252^2 .

It is not a de Polignac number, because 1453048785 - 2² = 1453048781 is a prime.

It is a super-2 number, since 2×1453048785² = 4222701543179952450, which contains 22 as substring.

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: 32289973 = 1453048785 / (1 + 4 + 5 + 3 + 0 + 4 + 8 + 7 + 8 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 1453048785.

It is not an unprimeable number, because it can be changed into a prime (1453048781) by changing a digit.

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, 16144942 + ... + 16145031.

It is an arithmetic number, because the mean of its divisors is an integer number (209884831).

Almost surely, 2^1453048785 is an apocalyptic number.

1453048785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1453048785 is a deficient number, since it is larger than the sum of its proper divisors (1065569187).

1453048785 is a wasteful number, since it uses less digits than its factorization.

1453048785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32289984 (or 32289981 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The square root of 1453048785 is about 38118.8770165124. The cubic root of 1453048785 is about 1132.6439213026.

The spelling of 1453048785 in words is "one billion, four hundred fifty-three million, forty-eight thousand, seven hundred eighty-five".