565397545 has 16 divisors (see below), whose sum is σ = 696084480. Its totient is φ = 440668224.

The previous prime is 565397537. The next prime is 565397551. The reversal of 565397545 is 545793565.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 565397545 - 2³ = 565397537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47011 + ... + 57799.

It is an arithmetic number, because the mean of its divisors is an integer number (43505280).

Almost surely, 2^565397545 is an apocalyptic number.

It is an amenable number.

565397545 is a deficient number, since it is larger than the sum of its proper divisors (130686935).

565397545 is a wasteful number, since it uses less digits than its factorization.

565397545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11064.

The product of its digits is 2835000, while the sum is 49.

The square root of 565397545 is about 23778.0895994611. The cubic root of 565397545 is about 826.8967902481.

The spelling of 565397545 in words is "five hundred sixty-five million, three hundred ninety-seven thousand, five hundred forty-five".