117762631 has 6 divisors (see below), whose sum is σ = 136989240. Its totient is φ = 100939356.

The previous prime is 117762613. The next prime is 117762637. The reversal of 117762631 is 136267711.

It is not a de Polignac number, because 117762631 - 2¹¹ = 117760583 is a prime.

It is a super-2 number, since 2×117762631² = 27736074520084322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117762637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1201611 + ... + 1201708.

It is an arithmetic number, because the mean of its divisors is an integer number (22831540).

Almost surely, 2^117762631 is an apocalyptic number.

117762631 is a deficient number, since it is larger than the sum of its proper divisors (19226609).

117762631 is an equidigital number, since it uses as much as digits as its factorization.

117762631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403333 (or 2403326 counting only the distinct ones).

The product of its digits is 10584, while the sum is 34.

The square root of 117762631 is about 10851.8491972567. The cubic root of 117762631 is about 490.1577043401.

The spelling of 117762631 in words is "one hundred seventeen million, seven hundred sixty-two thousand, six hundred thirty-one".