12574343173 has 4 divisors (see below), whose sum is σ = 14370677920. Its totient is φ = 10778008428.

The previous prime is 12574343137. The next prime is 12574343183. The reversal of 12574343173 is 37134347521.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12574343173 - 2²⁹ = 12037472261 is a prime.

It is a super-2 number, since 2×12574343173² (a number of 21 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 (12574343183) 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, 898167363 + ... + 898167376.

It is an arithmetic number, because the mean of its divisors is an integer number (3592669480).

Almost surely, 2^12574343173 is an apocalyptic number.

It is an amenable number.

12574343173 is a deficient number, since it is larger than the sum of its proper divisors (1796334747).

12574343173 is an equidigital number, since it uses as much as digits as its factorization.

12574343173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796334746.

The product of its digits is 211680, while the sum is 40.

The spelling of 12574343173 in words is "twelve billion, five hundred seventy-four million, three hundred forty-three thousand, one hundred seventy-three".