314523257 has 2 divisors, whose sum is σ = 314523258. Its totient is φ = 314523256.

The previous prime is 314523233. The next prime is 314523269. The reversal of 314523257 is 752325413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 273703936 + 40819321 = 16544^2 + 6389^2 .

It is a cyclic number.

It is not a de Polignac number, because 314523257 - 2¹⁰ = 314522233 is a prime.

It is not a weakly prime, because it can be changed into another prime (314523217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157261628 + 157261629.

It is an arithmetic number, because the mean of its divisors is an integer number (157261629).

Almost surely, 2^314523257 is an apocalyptic number.

It is an amenable number.

314523257 is a deficient number, since it is larger than the sum of its proper divisors (1).

314523257 is an equidigital number, since it uses as much as digits as its factorization.

314523257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 32.

The square root of 314523257 is about 17734.8035512097. The cubic root of 314523257 is about 680.0657786714.

The spelling of 314523257 in words is "three hundred fourteen million, five hundred twenty-three thousand, two hundred fifty-seven".