104100531 has 4 divisors (see below), whose sum is σ = 138800712. Its totient is φ = 69400352.

The previous prime is 104100481. The next prime is 104100547. The reversal of 104100531 is 135001401.

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 104100531 - 2⁶ = 104100467 is a prime.

It is a super-2 number, since 2×104100531² = 21673841108963922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104100531.

It is not an unprimeable number, because it can be changed into a prime (104100551) 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, 17350086 + ... + 17350091.

It is an arithmetic number, because the mean of its divisors is an integer number (34700178).

Almost surely, 2^104100531 is an apocalyptic number.

104100531 is a deficient number, since it is larger than the sum of its proper divisors (34700181).

104100531 is an equidigital number, since it uses as much as digits as its factorization.

104100531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34700180.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 104100531 is about 10202.9667744240. The cubic root of 104100531 is about 470.4184156868.

Adding to 104100531 its reverse (135001401), we get a palindrome (239101932).

The spelling of 104100531 in words is "one hundred four million, one hundred thousand, five hundred thirty-one".