45697571 has 2 divisors, whose sum is σ = 45697572. Its totient is φ = 45697570.

The previous prime is 45697567. The next prime is 45697579. The reversal of 45697571 is 17579654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45697571 - 2² = 45697567 is a prime.

It is not a weakly prime, because it can be changed into another prime (45697579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22848785 + 22848786.

It is an arithmetic number, because the mean of its divisors is an integer number (22848786).

Almost surely, 2^45697571 is an apocalyptic number.

45697571 is a deficient number, since it is larger than the sum of its proper divisors (1).

45697571 is an equidigital number, since it uses as much as digits as its factorization.

45697571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 44.

The square root of 45697571 is about 6759.9978550292. The cubic root of 45697571 is about 357.5178298115.

The spelling of 45697571 in words is "forty-five million, six hundred ninety-seven thousand, five hundred seventy-one".