45313713931 has 4 divisors (see below), whose sum is σ = 46277835552. Its totient is φ = 44349592312.

The previous prime is 45313713923. The next prime is 45313713941. The reversal of 45313713931 is 13931731354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45313713931 - 2³ = 45313713923 is a prime.

It is a super-2 number, since 2×45313713931² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45313713941) 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 3 ways as a sum of consecutive naturals, for example, 482060740 + ... + 482060833.

It is an arithmetic number, because the mean of its divisors is an integer number (11569458888).

Almost surely, 2^45313713931 is an apocalyptic number.

45313713931 is a deficient number, since it is larger than the sum of its proper divisors (964121621).

45313713931 is an equidigital number, since it uses as much as digits as its factorization.

45313713931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964121620.

The product of its digits is 102060, while the sum is 40.

The spelling of 45313713931 in words is "forty-five billion, three hundred thirteen million, seven hundred thirteen thousand, nine hundred thirty-one".