45113857 has 4 divisors (see below), whose sum is σ = 45130176. Its totient is φ = 45097540.

The previous prime is 45113797. The next prime is 45113863. The reversal of 45113857 is 75831154.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45113857 - 2¹⁵ = 45081089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45113867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2869 + ... + 9922.

It is an arithmetic number, because the mean of its divisors is an integer number (11282544).

Almost surely, 2^45113857 is an apocalyptic number.

It is an amenable number.

45113857 is a deficient number, since it is larger than the sum of its proper divisors (16319).

45113857 is a wasteful number, since it uses less digits than its factorization.

45113857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16318.

The product of its digits is 16800, while the sum is 34.

The square root of 45113857 is about 6716.6849710255. The cubic root of 45113857 is about 355.9890609146.

The spelling of 45113857 in words is "forty-five million, one hundred thirteen thousand, eight hundred fifty-seven".