113719351729 has 3 divisors (see below), whose sum is σ = 113719688953. Its totient is φ = 113719014506.

The previous prime is 113719351721. The next prime is 113719351751. The reversal of 113719351729 is 927153917311.

The square root of 113719351729 is 337223.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 113719351729 - 2³ = 113719351721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113719351721) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 168612 + ... + 505834.

Almost surely, 2^113719351729 is an apocalyptic number.

113719351729 is the 337223-rd square number.

113719351729 is the 168612-nd centered octagonal number.

It is an amenable number.

113719351729 is a deficient number, since it is larger than the sum of its proper divisors (337224).

113719351729 is an frugal number, since it uses more digits than its factorization.

113719351729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674446 (or 337223 counting only the distinct ones).

The product of its digits is 357210, while the sum is 49.

Multiplying 113719351729 by its sum of digits (49), we get a square (5572248234721 = 2360561²).

The spelling of 113719351729 in words is "one hundred thirteen billion, seven hundred nineteen million, three hundred fifty-one thousand, seven hundred twenty-nine".