104127631 has 2 divisors, whose sum is σ = 104127632. Its totient is φ = 104127630.

The previous prime is 104127623. The next prime is 104127643. The reversal of 104127631 is 136721401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104127631 - 2³ = 104127623 is a prime.

It is a super-2 number, since 2×104127631² = 21685127075344322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 104127596 and 104127605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104127691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52063815 + 52063816.

It is an arithmetic number, because the mean of its divisors is an integer number (52063816).

Almost surely, 2^104127631 is an apocalyptic number.

104127631 is a deficient number, since it is larger than the sum of its proper divisors (1).

104127631 is an equidigital number, since it uses as much as digits as its factorization.

104127631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 104127631 is about 10204.2947331014. The cubic root of 104127631 is about 470.4592327472.

The spelling of 104127631 in words is "one hundred four million, one hundred twenty-seven thousand, six hundred thirty-one".