56463331 has 2 divisors, whose sum is σ = 56463332. Its totient is φ = 56463330.

The previous prime is 56463301. The next prime is 56463353. The reversal of 56463331 is 13336465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56463331 - 2²³ = 48074723 is a prime.

It is a super-2 number, since 2×56463331² = 6376215495231122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 56463293 and 56463302.

It is not a weakly prime, because it can be changed into another prime (56463301) 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, 28231665 + 28231666.

It is an arithmetic number, because the mean of its divisors is an integer number (28231666).

Almost surely, 2^56463331 is an apocalyptic number.

56463331 is a deficient number, since it is larger than the sum of its proper divisors (1).

56463331 is an equidigital number, since it uses as much as digits as its factorization.

56463331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 31.

The square root of 56463331 is about 7514.2086076978. The cubic root of 56463331 is about 383.6384830892.

Adding to 56463331 its reverse (13336465), we get a palindrome (69799796).

The spelling of 56463331 in words is "fifty-six million, four hundred sixty-three thousand, three hundred thirty-one".