314211631 has 2 divisors, whose sum is σ = 314211632. Its totient is φ = 314211630.

The previous prime is 314211571. The next prime is 314211643. The reversal of 314211631 is 136112413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 314211631 - 2⁷ = 314211503 is a prime.

It is a super-2 number, since 2×314211631² = 197457898111360322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314211661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157105815 + 157105816.

It is an arithmetic number, because the mean of its divisors is an integer number (157105816).

Almost surely, 2^314211631 is an apocalyptic number.

314211631 is a deficient number, since it is larger than the sum of its proper divisors (1).

314211631 is an equidigital number, since it uses as much as digits as its factorization.

314211631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

The square root of 314211631 is about 17726.0156549632. The cubic root of 314211631 is about 679.8411040212.

The spelling of 314211631 in words is "three hundred fourteen million, two hundred eleven thousand, six hundred thirty-one".