565267345 has 4 divisors (see below), whose sum is σ = 678320820. Its totient is φ = 452213872.

The previous prime is 565267337. The next prime is 565267363. The reversal of 565267345 is 543762565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 279792529 + 285474816 = 16727^2 + 16896^2 .

It is a cyclic number.

It is not a de Polignac number, because 565267345 - 2³ = 565267337 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56526730 + ... + 56526739.

It is an arithmetic number, because the mean of its divisors is an integer number (169580205).

Almost surely, 2^565267345 is an apocalyptic number.

It is an amenable number.

565267345 is a deficient number, since it is larger than the sum of its proper divisors (113053475).

565267345 is a wasteful number, since it uses less digits than its factorization.

565267345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113053474.

The product of its digits is 756000, while the sum is 43.

The square root of 565267345 is about 23775.3516272631. The cubic root of 565267345 is about 826.8333126542.

The spelling of 565267345 in words is "five hundred sixty-five million, two hundred sixty-seven thousand, three hundred forty-five".