104213251 has 8 divisors (see below), whose sum is σ = 105336000. Its totient is φ = 103095720.

The previous prime is 104213191. The next prime is 104213257. The reversal of 104213251 is 152312401.

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

It is a cyclic number.

It is not a de Polignac number, because 104213251 - 2²³ = 95824643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104213257) 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, 48600 + ... + 50698.

It is an arithmetic number, because the mean of its divisors is an integer number (13167000).

Almost surely, 2^104213251 is an apocalyptic number.

104213251 is a deficient number, since it is larger than the sum of its proper divisors (1122749).

104213251 is a wasteful number, since it uses less digits than its factorization.

104213251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 104213251 is about 10208.4891634365. The cubic root of 104213251 is about 470.5881440450.

Adding to 104213251 its reverse (152312401), we get a palindrome (256525652).

The spelling of 104213251 in words is "one hundred four million, two hundred thirteen thousand, two hundred fifty-one".