104313021 has 8 divisors (see below), whose sum is σ = 146404320. Its totient is φ = 65881872.

The previous prime is 104313017. The next prime is 104313031. The reversal of 104313021 is 120313401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 104313021 - 2² = 104313017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104313031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 914970 + ... + 915083.

It is an arithmetic number, because the mean of its divisors is an integer number (18300540).

Almost surely, 2^104313021 is an apocalyptic number.

It is an amenable number.

104313021 is a deficient number, since it is larger than the sum of its proper divisors (42091299).

104313021 is a wasteful number, since it uses less digits than its factorization.

104313021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830075.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 104313021 is about 10213.3746137112. The cubic root of 104313021 is about 470.7382708402.

Adding to 104313021 its reverse (120313401), we get a palindrome (224626422).

The spelling of 104313021 in words is "one hundred four million, three hundred thirteen thousand, twenty-one".