45744931 has 2 divisors, whose sum is σ = 45744932. Its totient is φ = 45744930.

The previous prime is 45744929. The next prime is 45744967. The reversal of 45744931 is 13944754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45744931 - 2¹ = 45744929 is a prime.

It is a super-2 number, since 2×45744931² = 4185197424389522, which contains 22 as substring.

Together with 45744929, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45744901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22872465 + 22872466.

It is an arithmetic number, because the mean of its divisors is an integer number (22872466).

Almost surely, 2^45744931 is an apocalyptic number.

45744931 is a deficient number, since it is larger than the sum of its proper divisors (1).

45744931 is an equidigital number, since it uses as much as digits as its factorization.

45744931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 37.

The square root of 45744931 is about 6763.4999075922. The cubic root of 45744931 is about 357.6412951517.

The spelling of 45744931 in words is "forty-five million, seven hundred forty-four thousand, nine hundred thirty-one".