1104240145 has 4 divisors (see below), whose sum is σ = 1325088180. Its totient is φ = 883392112.

The previous prime is 1104240133. The next prime is 1104240169. The reversal of 1104240145 is 5410424011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5410424011 = 521 ⋅10384691.

It can be written as a sum of positive squares in 2 ways, for example, as 448931344 + 655308801 = 21188^2 + 25599^2 .

It is a cyclic number.

It is not a de Polignac number, because 1104240145 - 2¹¹ = 1104238097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110424010 + ... + 110424019.

It is an arithmetic number, because the mean of its divisors is an integer number (331272045).

Almost surely, 2^1104240145 is an apocalyptic number.

It is an amenable number.

1104240145 is a deficient number, since it is larger than the sum of its proper divisors (220848035).

1104240145 is an equidigital number, since it uses as much as digits as its factorization.

1104240145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220848034.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1104240145 is about 33230.1090127613. The cubic root of 1104240145 is about 1033.6047837553.

Adding to 1104240145 its reverse (5410424011), we get a palindrome (6514664156).

The spelling of 1104240145 in words is "one billion, one hundred four million, two hundred forty thousand, one hundred forty-five".