45685597 has 2 divisors, whose sum is σ = 45685598. Its totient is φ = 45685596.

The previous prime is 45685573. The next prime is 45685669. The reversal of 45685597 is 79558654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27657081 + 18028516 = 5259^2 + 4246^2 .

It is a cyclic number.

It is not a de Polignac number, because 45685597 - 2¹⁵ = 45652829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45685597.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45685097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22842798 + 22842799.

It is an arithmetic number, because the mean of its divisors is an integer number (22842799).

Almost surely, 2^45685597 is an apocalyptic number.

It is an amenable number.

45685597 is a deficient number, since it is larger than the sum of its proper divisors (1).

45685597 is an equidigital number, since it uses as much as digits as its factorization.

45685597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512000, while the sum is 49.

The square root of 45685597 is about 6759.1121458369. The cubic root of 45685597 is about 357.4866006356.

The spelling of 45685597 in words is "forty-five million, six hundred eighty-five thousand, five hundred ninety-seven".