964561104631 has 2 divisors, whose sum is σ = 964561104632. Its totient is φ = 964561104630.

The previous prime is 964561104601. The next prime is 964561104701. The reversal of 964561104631 is 136401165469.

It is a weak prime.

It is an emirp because it is prime and its reverse (136401165469) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 964561104631 - 2¹⁵ = 964561071863 is a prime.

It is a super-2 number, since 2×964561104631² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (964561104601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482280552315 + 482280552316.

It is an arithmetic number, because the mean of its divisors is an integer number (482280552316).

Almost surely, 2^964561104631 is an apocalyptic number.

964561104631 is a deficient number, since it is larger than the sum of its proper divisors (1).

964561104631 is an equidigital number, since it uses as much as digits as its factorization.

964561104631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 964561104631 in words is "nine hundred sixty-four billion, five hundred sixty-one million, one hundred four thousand, six hundred thirty-one".