113651914489 has 4 divisors (see below), whose sum is σ = 113657787124. Its totient is φ = 113646041856.

The previous prime is 113651914487. The next prime is 113651914507. The reversal of 113651914489 is 984419156311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1890075625 + 111761838864 = 43475^2 + 334308^2 .

It is a cyclic number.

It is not a de Polignac number, because 113651914489 - 2¹ = 113651914487 is a prime.

It is a super-2 number, since 2×113651914489² (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 (113651914487) 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, 2907192 + ... + 2946025.

It is an arithmetic number, because the mean of its divisors is an integer number (28414446781).

Almost surely, 2^113651914489 is an apocalyptic number.

It is an amenable number.

113651914489 is a deficient number, since it is larger than the sum of its proper divisors (5872635).

113651914489 is an equidigital number, since it uses as much as digits as its factorization.

113651914489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5872634.

The product of its digits is 933120, while the sum is 52.

The spelling of 113651914489 in words is "one hundred thirteen billion, six hundred fifty-one million, nine hundred fourteen thousand, four hundred eighty-nine".