45992113 has 4 divisors (see below), whose sum is σ = 46156068. Its totient is φ = 45828160.

The previous prime is 45992101. The next prime is 45992129. The reversal of 45992113 is 31129954.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31129954 = 2 ⋅15564977.

It can be written as a sum of positive squares in 2 ways, for example, as 20358144 + 25633969 = 4512^2 + 5063^2 .

It is a cyclic number.

It is not a de Polignac number, because 45992113 - 2⁹ = 45991601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45992213) 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, 81556 + ... + 82117.

It is an arithmetic number, because the mean of its divisors is an integer number (11539017).

Almost surely, 2^45992113 is an apocalyptic number.

It is an amenable number.

45992113 is a deficient number, since it is larger than the sum of its proper divisors (163955).

45992113 is a wasteful number, since it uses less digits than its factorization.

45992113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163954.

The product of its digits is 9720, while the sum is 34.

The square root of 45992113 is about 6781.7485208462. The cubic root of 45992113 is about 358.2843080336.

The spelling of 45992113 in words is "forty-five million, nine hundred ninety-two thousand, one hundred thirteen".