45899831 has 2 divisors, whose sum is σ = 45899832. Its totient is φ = 45899830.

The previous prime is 45899827. The next prime is 45899849. The reversal of 45899831 is 13899854.

45899831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45899831 - 2² = 45899827 is a prime.

It is a super-2 number, since 2×45899831² = 4213588971657122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45899851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22949915 + 22949916.

It is an arithmetic number, because the mean of its divisors is an integer number (22949916).

Almost surely, 2^45899831 is an apocalyptic number.

45899831 is a deficient number, since it is larger than the sum of its proper divisors (1).

45899831 is an equidigital number, since it uses as much as digits as its factorization.

45899831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 47.

The square root of 45899831 is about 6774.9414019606. The cubic root of 45899831 is about 358.0445181470.

The spelling of 45899831 in words is "forty-five million, eight hundred ninety-nine thousand, eight hundred thirty-one".