45564511 has 2 divisors, whose sum is σ = 45564512. Its totient is φ = 45564510.

The previous prime is 45564509. The next prime is 45564557. The reversal of 45564511 is 11546554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45564511 - 2¹ = 45564509 is a prime.

It is a super-2 number, since 2×45564511² = 4152249325338242, which contains 22 as substring.

Together with 45564509, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45564581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22782255 + 22782256.

It is an arithmetic number, because the mean of its divisors is an integer number (22782256).

Almost surely, 2^45564511 is an apocalyptic number.

45564511 is a deficient number, since it is larger than the sum of its proper divisors (1).

45564511 is an equidigital number, since it uses as much as digits as its factorization.

45564511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12000, while the sum is 31.

The square root of 45564511 is about 6750.1489613193. The cubic root of 45564511 is about 357.1704913703.

The spelling of 45564511 in words is "forty-five million, five hundred sixty-four thousand, five hundred eleven".