63056531 has 2 divisors, whose sum is σ = 63056532. Its totient is φ = 63056530.

The previous prime is 63056507. The next prime is 63056561. The reversal of 63056531 is 13565036.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63056531 - 2¹⁴ = 63040147 is a prime.

It is a super-2 number, since 2×63056531² = 7952252203507922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63056494 and 63056503.

It is not a weakly prime, because it can be changed into another prime (63056561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31528265 + 31528266.

It is an arithmetic number, because the mean of its divisors is an integer number (31528266).

Almost surely, 2^63056531 is an apocalyptic number.

63056531 is a deficient number, since it is larger than the sum of its proper divisors (1).

63056531 is an equidigital number, since it uses as much as digits as its factorization.

63056531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 63056531 is about 7940.8142529592. The cubic root of 63056531 is about 398.0247011260.

The spelling of 63056531 in words is "sixty-three million, fifty-six thousand, five hundred thirty-one".