314622661 has 2 divisors, whose sum is σ = 314622662. Its totient is φ = 314622660.

The previous prime is 314622631. The next prime is 314622731. The reversal of 314622661 is 166226413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174081636 + 140541025 = 13194^2 + 11855^2 .

It is a cyclic number.

It is not a de Polignac number, because 314622661 - 2⁵ = 314622629 is a prime.

It is a Chen prime.

It is equal to p_17000797 and since 314622661 and 17000797 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314622611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157311330 + 157311331.

It is an arithmetic number, because the mean of its divisors is an integer number (157311331).

Almost surely, 2^314622661 is an apocalyptic number.

It is an amenable number.

314622661 is a deficient number, since it is larger than the sum of its proper divisors (1).

314622661 is an equidigital number, since it uses as much as digits as its factorization.

314622661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 314622661 is about 17737.6058418266. The cubic root of 314622661 is about 680.1374152798.

The spelling of 314622661 in words is "three hundred fourteen million, six hundred twenty-two thousand, six hundred sixty-one".