100634631 has 4 divisors (see below), whose sum is σ = 134179512. Its totient is φ = 67089752.

The previous prime is 100634629. The next prime is 100634641. The reversal of 100634631 is 136436001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100634631 - 2¹ = 100634629 is a prime.

It is a super-2 number, since 2×100634631² = 20254657913012322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100634641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16772436 + ... + 16772441.

It is an arithmetic number, because the mean of its divisors is an integer number (33544878).

Almost surely, 2^100634631 is an apocalyptic number.

100634631 is a deficient number, since it is larger than the sum of its proper divisors (33544881).

100634631 is an equidigital number, since it uses as much as digits as its factorization.

100634631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33544880.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 100634631 is about 10031.6813645570. The cubic root of 100634631 is about 465.1387122303.

The spelling of 100634631 in words is "one hundred million, six hundred thirty-four thousand, six hundred thirty-one".