314827991 has 2 divisors, whose sum is σ = 314827992. Its totient is φ = 314827990.

The previous prime is 314827963. The next prime is 314828011. The reversal of 314827991 is 199728413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 314827991 - 2²⁶ = 247719127 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 (314827921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157413995 + 157413996.

It is an arithmetic number, because the mean of its divisors is an integer number (157413996).

Almost surely, 2^314827991 is an apocalyptic number.

314827991 is a deficient number, since it is larger than the sum of its proper divisors (1).

314827991 is an equidigital number, since it uses as much as digits as its factorization.

314827991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 44.

The square root of 314827991 is about 17743.3928829860. The cubic root of 314827991 is about 680.2853408889.

The spelling of 314827991 in words is "three hundred fourteen million, eight hundred twenty-seven thousand, nine hundred ninety-one".