45747631 has 2 divisors, whose sum is σ = 45747632. Its totient is φ = 45747630.

The previous prime is 45747623. The next prime is 45747673. The reversal of 45747631 is 13674754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45747631 - 2³ = 45747623 is a prime.

It is a super-2 number, since 2×45747631² = 4185691484224322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45745631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22873815 + 22873816.

It is an arithmetic number, because the mean of its divisors is an integer number (22873816).

Almost surely, 2^45747631 is an apocalyptic number.

45747631 is a deficient number, since it is larger than the sum of its proper divisors (1).

45747631 is an equidigital number, since it uses as much as digits as its factorization.

45747631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 37.

The square root of 45747631 is about 6763.6995054482. The cubic root of 45747631 is about 357.6483313593.

The spelling of 45747631 in words is "forty-five million, seven hundred forty-seven thousand, six hundred thirty-one".