556314457 has 2 divisors, whose sum is σ = 556314458. Its totient is φ = 556314456.

The previous prime is 556314413. The next prime is 556314463. The reversal of 556314457 is 754413655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360202441 + 196112016 = 18979^2 + 14004^2 .

It is a cyclic number.

It is not a de Polignac number, because 556314457 - 2⁷ = 556314329 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (556314487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278157228 + 278157229.

It is an arithmetic number, because the mean of its divisors is an integer number (278157229).

Almost surely, 2^556314457 is an apocalyptic number.

It is an amenable number.

556314457 is a deficient number, since it is larger than the sum of its proper divisors (1).

556314457 is an equidigital number, since it uses as much as digits as its factorization.

556314457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 40.

The square root of 556314457 is about 23586.3192762245. The cubic root of 556314457 is about 822.4448435095. Note that the first 3 decimals are identical.

The spelling of 556314457 in words is "five hundred fifty-six million, three hundred fourteen thousand, four hundred fifty-seven".