104303431 has 4 divisors (see below), whose sum is σ = 104341000. Its totient is φ = 104265864.

The previous prime is 104303411. The next prime is 104303447. The reversal of 104303431 is 134303401.

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

It is a cyclic number.

It is not a de Polignac number, because 104303431 - 2¹¹ = 104301383 is a prime.

It is a super-2 number, since 2×104303431² = 21758411436743522, 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 = 104303399 and 104303408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104303411) 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, 14256 + ... + 20293.

It is an arithmetic number, because the mean of its divisors is an integer number (26085250).

Almost surely, 2^104303431 is an apocalyptic number.

104303431 is a deficient number, since it is larger than the sum of its proper divisors (37569).

104303431 is an equidigital number, since it uses as much as digits as its factorization.

104303431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37568.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 104303431 is about 10212.9051204836. The cubic root of 104303431 is about 470.7238446503.

Adding to 104303431 its reverse (134303401), we get a palindrome (238606832).

It can be divided in two parts, 10430 and 3431, that added together give a triangular number (13861 = T₁₆₆).

The spelling of 104303431 in words is "one hundred four million, three hundred three thousand, four hundred thirty-one".