113148415591 has 4 divisors (see below), whose sum is σ = 113259237784. Its totient is φ = 113037593400.

The previous prime is 113148415571. The next prime is 113148415661. The reversal of 113148415591 is 195514841311.

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 113148415591 - 2⁷ = 113148415463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113148415531) 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, 55409565 + ... + 55411606.

It is an arithmetic number, because the mean of its divisors is an integer number (28314809446).

Almost surely, 2^113148415591 is an apocalyptic number.

113148415591 is a deficient number, since it is larger than the sum of its proper divisors (110822193).

113148415591 is a wasteful number, since it uses less digits than its factorization.

113148415591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110822192.

The product of its digits is 86400, while the sum is 43.

The spelling of 113148415591 in words is "one hundred thirteen billion, one hundred forty-eight million, four hundred fifteen thousand, five hundred ninety-one".