556060831 has 2 divisors, whose sum is σ = 556060832. Its totient is φ = 556060830.

The previous prime is 556060823. The next prime is 556060861. The reversal of 556060831 is 138060655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556060831 - 2³ = 556060823 is a prime.

It is a super-2 number, since 2×556060831² = 618407295544821122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556060861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278030415 + 278030416.

It is an arithmetic number, because the mean of its divisors is an integer number (278030416).

Almost surely, 2^556060831 is an apocalyptic number.

556060831 is a deficient number, since it is larger than the sum of its proper divisors (1).

556060831 is an equidigital number, since it uses as much as digits as its factorization.

556060831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 556060831 is about 23580.9421143431. The cubic root of 556060831 is about 822.3198392062.

The spelling of 556060831 in words is "five hundred fifty-six million, sixty thousand, eight hundred thirty-one".