104133231 has 6 divisors (see below), whose sum is σ = 150414680. Its totient is φ = 69422148.

The previous prime is 104133221. The next prime is 104133241. The reversal of 104133231 is 132331401.

It is an interprime number because it is at equal distance from previous prime (104133221) and next prime (104133241).

It is not a de Polignac number, because 104133231 - 2⁵ = 104133199 is a prime.

It is a super-2 number, since 2×104133231² = 21687459596998722, 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 (104133221) 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, 5785171 + ... + 5785188.

Almost surely, 2^104133231 is an apocalyptic number.

104133231 is a deficient number, since it is larger than the sum of its proper divisors (46281449).

104133231 is a wasteful number, since it uses less digits than its factorization.

104133231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11570365 (or 11570362 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 104133231 is about 10204.5691236818. The cubic root of 104133231 is about 470.4676663860.

Adding to 104133231 its reverse (132331401), we get a palindrome (236464632).

The spelling of 104133231 in words is "one hundred four million, one hundred thirty-three thousand, two hundred thirty-one".