556328351 has 2 divisors, whose sum is σ = 556328352. Its totient is φ = 556328350.

The previous prime is 556328329. The next prime is 556328363. The reversal of 556328351 is 153823655.

556328351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 556328351 - 2¹⁴ = 556311967 is a prime.

It is equal to p_29159921 and since 556328351 and 29159921 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556328951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278164175 + 278164176.

It is an arithmetic number, because the mean of its divisors is an integer number (278164176).

Almost surely, 2^556328351 is an apocalyptic number.

556328351 is a deficient number, since it is larger than the sum of its proper divisors (1).

556328351 is an equidigital number, since it uses as much as digits as its factorization.

556328351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108000, while the sum is 38.

The square root of 556328351 is about 23586.6138095319. The cubic root of 556328351 is about 822.4516903288.

The spelling of 556328351 in words is "five hundred fifty-six million, three hundred twenty-eight thousand, three hundred fifty-one".