113890790771 has 4 divisors (see below), whose sum is σ = 113898878232. Its totient is φ = 113882703312.

The previous prime is 113890790749. The next prime is 113890790807. The reversal of 113890790771 is 177097098311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 177097098311 = 7 ⋅25299585473.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113890790771 is a prime.

It is a super-2 number, since 2×113890790771² (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 (113890790701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4022570 + ... + 4050783.

It is an arithmetic number, because the mean of its divisors is an integer number (28474719558).

Almost surely, 2^113890790771 is an apocalyptic number.

113890790771 is a deficient number, since it is larger than the sum of its proper divisors (8087461).

113890790771 is an equidigital number, since it uses as much as digits as its factorization.

113890790771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8087460.

The product of its (nonzero) digits is 666792, while the sum is 53.

The spelling of 113890790771 in words is "one hundred thirteen billion, eight hundred ninety million, seven hundred ninety thousand, seven hundred seventy-one".