117310366042081 has 3 divisors (see below), whose sum is σ = 117310376873073. Its totient is φ = 117310355211090.

The previous prime is 117310366042073. The next prime is 117310366042099. The reversal of 117310366042081 is 180240663013711.

The square root of 117310366042081 is 10830991.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 117310366042081 - 2³ = 117310366042073 is a prime.

It is a super-2 number, since 2×117310366042081² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117310366042031) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5415496 + ... + 16246486.

It is an arithmetic number, because the mean of its divisors is an integer number (39103458957691).

Almost surely, 2^{117310366042081} is an apocalyptic number.

117310366042081 is the 10830991-st square number.

117310366042081 is the 5415496-th centered octagonal number.

It is an amenable number.

117310366042081 is a deficient number, since it is larger than the sum of its proper divisors (10830992).

117310366042081 is an frugal number, since it uses more digits than its factorization.

117310366042081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21661982 (or 10830991 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 117310366042081 in words is "one hundred seventeen trillion, three hundred ten billion, three hundred sixty-six million, forty-two thousand, eighty-one".