565150631 has 2 divisors, whose sum is σ = 565150632. Its totient is φ = 565150630.

The previous prime is 565150627. The next prime is 565150639. The reversal of 565150631 is 136051565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 565150631 - 2² = 565150627 is a prime.

It is a super-2 number, since 2×565150631² = 638790471439396322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565150639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282575315 + 282575316.

It is an arithmetic number, because the mean of its divisors is an integer number (282575316).

Almost surely, 2^565150631 is an apocalyptic number.

565150631 is a deficient number, since it is larger than the sum of its proper divisors (1).

565150631 is an equidigital number, since it uses as much as digits as its factorization.

565150631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 565150631 is about 23772.8969837502. The cubic root of 565150631 is about 826.7764017272.

The spelling of 565150631 in words is "five hundred sixty-five million, one hundred fifty thousand, six hundred thirty-one".