45666571 has 2 divisors, whose sum is σ = 45666572. Its totient is φ = 45666570.

The previous prime is 45666541. The next prime is 45666583. The reversal of 45666571 is 17566654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45666571 - 2¹⁵ = 45633803 is a prime.

It is not a weakly prime, because it can be changed into another prime (45666541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22833285 + 22833286.

It is an arithmetic number, because the mean of its divisors is an integer number (22833286).

Almost surely, 2^45666571 is an apocalyptic number.

45666571 is a deficient number, since it is larger than the sum of its proper divisors (1).

45666571 is an equidigital number, since it uses as much as digits as its factorization.

45666571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The square root of 45666571 is about 6757.7045659011. The cubic root of 45666571 is about 357.4369680387.

The spelling of 45666571 in words is "forty-five million, six hundred sixty-six thousand, five hundred seventy-one".