104150521523 has 4 divisors (see below), whose sum is σ = 104179805520. Its totient is φ = 104121237528.

The previous prime is 104150521513. The next prime is 104150521537. The reversal of 104150521523 is 325125051401.

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 104150521523 - 2⁴ = 104150521507 is a prime.

It is a super-2 number, since 2×104150521523² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104150521513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14636663 + ... + 14643776.

It is an arithmetic number, because the mean of its divisors is an integer number (26044951380).

Almost surely, 2^104150521523 is an apocalyptic number.

104150521523 is a deficient number, since it is larger than the sum of its proper divisors (29283997).

104150521523 is an equidigital number, since it uses as much as digits as its factorization.

104150521523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29283996.

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 104150521523 its reverse (325125051401), we get a palindrome (429275572924).

The spelling of 104150521523 in words is "one hundred four billion, one hundred fifty million, five hundred twenty-one thousand, five hundred twenty-three".