45564601 has 2 divisors, whose sum is σ = 45564602. Its totient is φ = 45564600.

The previous prime is 45564599. The next prime is 45564611. The reversal of 45564601 is 10646554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34515625 + 11048976 = 5875^2 + 3324^2 .

It is a cyclic number.

It is not a de Polignac number, because 45564601 - 2¹ = 45564599 is a prime.

It is a super-2 number, since 2×45564601² = 4152265728578402, which contains 22 as substring.

Together with 45564599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45564611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22782300 + 22782301.

It is an arithmetic number, because the mean of its divisors is an integer number (22782301).

Almost surely, 2^45564601 is an apocalyptic number.

It is an amenable number.

45564601 is a deficient number, since it is larger than the sum of its proper divisors (1).

45564601 is an equidigital number, since it uses as much as digits as its factorization.

45564601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 45564601 is about 6750.1556278356. The cubic root of 45564601 is about 357.1707265337.

It can be divided in two parts, 455 and 64601, that added together give a palindrome (65056).

The spelling of 45564601 in words is "forty-five million, five hundred sixty-four thousand, six hundred one".