45845731 has 2 divisors, whose sum is σ = 45845732. Its totient is φ = 45845730.

The previous prime is 45845707. The next prime is 45845741. The reversal of 45845731 is 13754854.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45845731 - 2⁵ = 45845699 is a prime.

It is a super-2 number, since 2×45845731² = 4203662101848722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45845741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22922865 + 22922866.

It is an arithmetic number, because the mean of its divisors is an integer number (22922866).

Almost surely, 2^45845731 is an apocalyptic number.

45845731 is a deficient number, since it is larger than the sum of its proper divisors (1).

45845731 is an equidigital number, since it uses as much as digits as its factorization.

45845731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 37.

The square root of 45845731 is about 6770.9475703184. The cubic root of 45845731 is about 357.9037926930.

The spelling of 45845731 in words is "forty-five million, eight hundred forty-five thousand, seven hundred thirty-one".