104170431 has 4 divisors (see below), whose sum is σ = 138893912. Its totient is φ = 69446952.

The previous prime is 104170411. The next prime is 104170433. The reversal of 104170431 is 134071401.

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

It is not a de Polignac number, because 104170431 - 2¹⁴ = 104154047 is a prime.

It is a super-2 number, since 2×104170431² = 21702957389451522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104170398 and 104170407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104170433) 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, 17361736 + ... + 17361741.

It is an arithmetic number, because the mean of its divisors is an integer number (34723478).

Almost surely, 2^104170431 is an apocalyptic number.

104170431 is a deficient number, since it is larger than the sum of its proper divisors (34723481).

104170431 is an equidigital number, since it uses as much as digits as its factorization.

104170431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34723480.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 104170431 is about 10206.3916738483. The cubic root of 104170431 is about 470.5236821695.

The spelling of 104170431 in words is "one hundred four million, one hundred seventy thousand, four hundred thirty-one".