100104631 has 6 divisors (see below), whose sum is σ = 110032496. Its totient is φ = 91004100.

The previous prime is 100104629. The next prime is 100104677. The reversal of 100104631 is 136401001.

It is not a de Polignac number, because 100104631 - 2¹ = 100104629 is a prime.

It is a super-2 number, since 2×100104631² = 20041874295292322, 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 (100104601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 413535 + ... + 413776.

Almost surely, 2^100104631 is an apocalyptic number.

100104631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100104631 is a deficient number, since it is larger than the sum of its proper divisors (9927865).

100104631 is an equidigital number, since it uses as much as digits as its factorization.

100104631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827333 (or 827322 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 100104631 is about 10005.2301822597. The cubic root of 100104631 is about 464.3207116273.

Adding to 100104631 its reverse (136401001), we get a palindrome (236505632).

It can be divided in two parts, 10010 and 4631, that added together give a palindrome (14641).

The spelling of 100104631 in words is "one hundred million, one hundred four thousand, six hundred thirty-one".