314856557 has 2 divisors, whose sum is σ = 314856558. Its totient is φ = 314856556.

The previous prime is 314856547. The next prime is 314856583. The reversal of 314856557 is 755658413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213773641 + 101082916 = 14621^2 + 10054^2 .

It is a cyclic number.

It is not a de Polignac number, because 314856557 - 2¹⁶ = 314791021 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314856527) 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, 157428278 + 157428279.

It is an arithmetic number, because the mean of its divisors is an integer number (157428279).

Almost surely, 2^314856557 is an apocalyptic number.

It is an amenable number.

314856557 is a deficient number, since it is larger than the sum of its proper divisors (1).

314856557 is an equidigital number, since it uses as much as digits as its factorization.

314856557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 44.

The square root of 314856557 is about 17744.1978404210. The cubic root of 314856557 is about 680.3059155560.

The spelling of 314856557 in words is "three hundred fourteen million, eight hundred fifty-six thousand, five hundred fifty-seven".