113516164061 has 4 divisors (see below), whose sum is σ = 113531952732. Its totient is φ = 113500375392.

The previous prime is 113516164049. The next prime is 113516164067. The reversal of 113516164061 is 160461615311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 160461615311 = 1787 ⋅89793853.

It can be written as a sum of positive squares in 2 ways, for example, as 41868935161 + 71647228900 = 204619^2 + 267670^2 .

It is a cyclic number.

It is not a de Polignac number, because 113516164061 - 2¹⁰ = 113516163037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113516164067) 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, 7883546 + ... + 7897931.

It is an arithmetic number, because the mean of its divisors is an integer number (28382988183).

Almost surely, 2^113516164061 is an apocalyptic number.

It is an amenable number.

113516164061 is a deficient number, since it is larger than the sum of its proper divisors (15788671).

113516164061 is an equidigital number, since it uses as much as digits as its factorization.

113516164061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15788670.

The product of its (nonzero) digits is 12960, while the sum is 35.

Adding to 113516164061 its reverse (160461615311), we get a palindrome (273977779372).

The spelling of 113516164061 in words is "one hundred thirteen billion, five hundred sixteen million, one hundred sixty-four thousand, sixty-one".