113891395162 has 4 divisors (see below), whose sum is σ = 170837092746. Its totient is φ = 56945697580.

The previous prime is 113891395151. The next prime is 113891395169. The reversal of 113891395162 is 261593198311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 261593198311 = 19 ⋅13768063069.

It can be written as a sum of positive squares in only one way, i.e., 88911908761 + 24979486401 = 298181^2 + 158049^2 .

It is not an unprimeable number, because it can be changed into a prime (113891395169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28472848789 + ... + 28472848792.

Almost surely, 2^113891395162 is an apocalyptic number.

113891395162 is a deficient number, since it is larger than the sum of its proper divisors (56945697584).

113891395162 is an equidigital number, since it uses as much as digits as its factorization.

113891395162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56945697583.

The product of its digits is 349920, while the sum is 49.

The spelling of 113891395162 in words is "one hundred thirteen billion, eight hundred ninety-one million, three hundred ninety-five thousand, one hundred sixty-two".