556056367 has 2 divisors, whose sum is σ = 556056368. Its totient is φ = 556056366.

The previous prime is 556056343. The next prime is 556056373. The reversal of 556056367 is 763650655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 556056367 - 2²⁷ = 421838639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556056317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278028183 + 278028184.

It is an arithmetic number, because the mean of its divisors is an integer number (278028184).

Almost surely, 2^556056367 is an apocalyptic number.

556056367 is a deficient number, since it is larger than the sum of its proper divisors (1).

556056367 is an equidigital number, since it uses as much as digits as its factorization.

556056367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567000, while the sum is 43.

The square root of 556056367 is about 23580.8474614463. The cubic root of 556056367 is about 822.3176387002.

The spelling of 556056367 in words is "five hundred fifty-six million, fifty-six thousand, three hundred sixty-seven".