104404231 has 2 divisors, whose sum is σ = 104404232. Its totient is φ = 104404230.

The previous prime is 104404177. The next prime is 104404241. The reversal of 104404231 is 132404401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104404231 - 2²⁵ = 70849799 is a prime.

It is a super-2 number, since 2×104404231² = 21800486901402722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 104404199 and 104404208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104404241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52202115 + 52202116.

It is an arithmetic number, because the mean of its divisors is an integer number (52202116).

Almost surely, 2^104404231 is an apocalyptic number.

104404231 is a deficient number, since it is larger than the sum of its proper divisors (1).

104404231 is an equidigital number, since it uses as much as digits as its factorization.

104404231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 104404231 is about 10217.8388615206. The cubic root of 104404231 is about 470.8754334210.

Adding to 104404231 its reverse (132404401), we get a palindrome (236808632).

The spelling of 104404231 in words is "one hundred four million, four hundred four thousand, two hundred thirty-one".