45404831 has 2 divisors, whose sum is σ = 45404832. Its totient is φ = 45404830.

The previous prime is 45404819. The next prime is 45404833. The reversal of 45404831 is 13840454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45404831 - 2²² = 41210527 is a prime.

It is a super-2 number, since 2×45404831² = 4123197356277122, which contains 22 as substring.

Together with 45404833, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_2741258 and since 45404831 and 2741258 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 45404794 and 45404803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45404833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22702415 + 22702416.

It is an arithmetic number, because the mean of its divisors is an integer number (22702416).

Almost surely, 2^45404831 is an apocalyptic number.

45404831 is a deficient number, since it is larger than the sum of its proper divisors (1).

45404831 is an equidigital number, since it uses as much as digits as its factorization.

45404831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 45404831 is about 6738.3106933415. The cubic root of 45404831 is about 356.7527705278.

The spelling of 45404831 in words is "forty-five million, four hundred four thousand, eight hundred thirty-one".