45565717 has 2 divisors, whose sum is σ = 45565718. Its totient is φ = 45565716.

The previous prime is 45565711. The next prime is 45565721. The reversal of 45565717 is 71756554.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38118276 + 7447441 = 6174^2 + 2729^2 .

It is a cyclic number.

It is not a de Polignac number, because 45565717 - 2²³ = 37177109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45565717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45565711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22782858 + 22782859.

It is an arithmetic number, because the mean of its divisors is an integer number (22782859).

Almost surely, 2^45565717 is an apocalyptic number.

It is an amenable number.

45565717 is a deficient number, since it is larger than the sum of its proper divisors (1).

45565717 is an equidigital number, since it uses as much as digits as its factorization.

45565717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 147000, while the sum is 40.

The square root of 45565717 is about 6750.2382920901. The cubic root of 45565717 is about 357.1736425348.

The spelling of 45565717 in words is "forty-five million, five hundred sixty-five thousand, seven hundred seventeen".