560056391 has 2 divisors, whose sum is σ = 560056392. Its totient is φ = 560056390.

The previous prime is 560056373. The next prime is 560056397. The reversal of 560056391 is 193650065.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 560056391 - 2⁶ = 560056327 is a prime.

It is a super-2 number, since 2×560056391² = 627326322199889762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (560056397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280028195 + 280028196.

It is an arithmetic number, because the mean of its divisors is an integer number (280028196).

Almost surely, 2^560056391 is an apocalyptic number.

560056391 is a deficient number, since it is larger than the sum of its proper divisors (1).

560056391 is an equidigital number, since it uses as much as digits as its factorization.

560056391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 560056391 is about 23665.5105797445. The cubic root of 560056391 is about 824.2847261044.

The spelling of 560056391 in words is "five hundred sixty million, fifty-six thousand, three hundred ninety-one".