104323523519 has 4 divisors (see below), whose sum is σ = 104465848296. Its totient is φ = 104181198744.

The previous prime is 104323523489. The next prime is 104323523581. The reversal of 104323523519 is 915325323401.

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 104323523519 - 2³⁶ = 35604046783 is a prime.

It is a super-2 number, since 2×104323523519² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104323523719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71161289 + ... + 71162754.

It is an arithmetic number, because the mean of its divisors is an integer number (26116462074).

Almost surely, 2^104323523519 is an apocalyptic number.

104323523519 is a deficient number, since it is larger than the sum of its proper divisors (142324777).

104323523519 is an equidigital number, since it uses as much as digits as its factorization.

104323523519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142324776.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 104323523519 in words is "one hundred four billion, three hundred twenty-three million, five hundred twenty-three thousand, five hundred nineteen".