113840746161 has 16 divisors (see below), whose sum is σ = 162026864640. Its totient is φ = 70886748240.

The previous prime is 113840746147. The next prime is 113840746163. The reversal of 113840746161 is 161647048311.

It is a happy number.

It is not a de Polignac number, because 113840746161 - 2²¹ = 113838649009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113840746163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14060785 + ... + 14068878.

It is an arithmetic number, because the mean of its divisors is an integer number (10126679040).

Almost surely, 2^113840746161 is an apocalyptic number.

It is an amenable number.

113840746161 is a deficient number, since it is larger than the sum of its proper divisors (48186118479).

113840746161 is a wasteful number, since it uses less digits than its factorization.

113840746161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28129756.

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 113840746161 in words is "one hundred thirteen billion, eight hundred forty million, seven hundred forty-six thousand, one hundred sixty-one".