45613691 has 2 divisors, whose sum is σ = 45613692. Its totient is φ = 45613690.

The previous prime is 45613651. The next prime is 45613717. The reversal of 45613691 is 19631654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45613691 - 2¹⁸ = 45351547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45613621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22806845 + 22806846.

It is an arithmetic number, because the mean of its divisors is an integer number (22806846).

Almost surely, 2^45613691 is an apocalyptic number.

45613691 is a deficient number, since it is larger than the sum of its proper divisors (1).

45613691 is an equidigital number, since it uses as much as digits as its factorization.

45613691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The square root of 45613691 is about 6753.7908614348. The cubic root of 45613691 is about 357.2989490109.

The spelling of 45613691 in words is "forty-five million, six hundred thirteen thousand, six hundred ninety-one".