45631207 has 2 divisors, whose sum is σ = 45631208. Its totient is φ = 45631206.

The previous prime is 45631193. The next prime is 45631211. The reversal of 45631207 is 70213654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45631207 - 2²³ = 37242599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45631507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22815603 + 22815604.

It is an arithmetic number, because the mean of its divisors is an integer number (22815604).

Almost surely, 2^45631207 is an apocalyptic number.

45631207 is a deficient number, since it is larger than the sum of its proper divisors (1).

45631207 is an equidigital number, since it uses as much as digits as its factorization.

45631207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 45631207 is about 6755.0874901810. The cubic root of 45631207 is about 357.3446783181.

The spelling of 45631207 in words is "forty-five million, six hundred thirty-one thousand, two hundred seven".