968358631 has 2 divisors, whose sum is σ = 968358632. Its totient is φ = 968358630.

The previous prime is 968358613. The next prime is 968358637. The reversal of 968358631 is 136853869.

Together with previous prime (968358613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (136853869) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 968358631 - 2⁹ = 968358119 is a prime.

It is a super-2 number, since 2×968358631² = 1875436876464388322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (968358637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484179315 + 484179316.

It is an arithmetic number, because the mean of its divisors is an integer number (484179316).

Almost surely, 2^968358631 is an apocalyptic number.

968358631 is a deficient number, since it is larger than the sum of its proper divisors (1).

968358631 is an equidigital number, since it uses as much as digits as its factorization.

968358631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 49.

The square root of 968358631 is about 31118.4612569452. The cubic root of 968358631 is about 989.3396374977.

The spelling of 968358631 in words is "nine hundred sixty-eight million, three hundred fifty-eight thousand, six hundred thirty-one".