564587131 has 2 divisors, whose sum is σ = 564587132. Its totient is φ = 564587130.

The previous prime is 564587117. The next prime is 564587137. The reversal of 564587131 is 131785465.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 564587131 - 2²¹ = 562489979 is a prime.

It is a super-2 number, since 2×564587131² = 637517256981622322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (564587137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282293565 + 282293566.

It is an arithmetic number, because the mean of its divisors is an integer number (282293566).

Almost surely, 2^564587131 is an apocalyptic number.

564587131 is a deficient number, since it is larger than the sum of its proper divisors (1).

564587131 is an equidigital number, since it uses as much as digits as its factorization.

564587131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 40.

The square root of 564587131 is about 23761.0422961620. The cubic root of 564587131 is about 826.5015231342.

The spelling of 564587131 in words is "five hundred sixty-four million, five hundred eighty-seven thousand, one hundred thirty-one".