45616643 has 2 divisors, whose sum is σ = 45616644. Its totient is φ = 45616642.

The previous prime is 45616633. The next prime is 45616651. The reversal of 45616643 is 34661654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45616643 - 2⁸ = 45616387 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45616633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22808321 + 22808322.

It is an arithmetic number, because the mean of its divisors is an integer number (22808322).

Almost surely, 2^45616643 is an apocalyptic number.

45616643 is a deficient number, since it is larger than the sum of its proper divisors (1).

45616643 is an equidigital number, since it uses as much as digits as its factorization.

45616643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 35.

The square root of 45616643 is about 6754.0094018294. The cubic root of 45616643 is about 357.3066566656.

The spelling of 45616643 in words is "forty-five million, six hundred sixteen thousand, six hundred forty-three".