104120531 has 8 divisors (see below), whose sum is σ = 104807040. Its totient is φ = 103436928.

The previous prime is 104120521. The next prime is 104120543. The reversal of 104120531 is 135021401.

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 104120531 - 2¹⁸ = 103858387 is a prime.

It is a super-2 number, since 2×104120531² = 21682169951443922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104120521) 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, 171230 + ... + 171836.

It is an arithmetic number, because the mean of its divisors is an integer number (13100880).

Almost surely, 2^104120531 is an apocalyptic number.

104120531 is a deficient number, since it is larger than the sum of its proper divisors (686509).

104120531 is an equidigital number, since it uses as much as digits as its factorization.

104120531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 104120531 is about 10203.9468344362. The cubic root of 104120531 is about 470.4485396634.

Adding to 104120531 its reverse (135021401), we get a palindrome (239141932).

The spelling of 104120531 in words is "one hundred four million, one hundred twenty thousand, five hundred thirty-one".