118934052564721 has 9 divisors (see below), whose sum is σ = 120586411605729. Its totient is φ = 117304033758336.

The previous prime is 118934052564647. The next prime is 118934052564809. The reversal of 118934052564721 is 127465250439811.

The square root of 118934052564721 is 10905689.

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

It can be written as a sum of positive squares in 4 ways, for example, as 36086920403121 + 82847132161600 = 6007239^2 + 9102040^2 .

It is not a de Polignac number, because 118934052564721 - 2³⁹ = 118384296750833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118934052564421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 796040601 + ... + 796189993.

It is a 3-persistent number, because k⋅118934052564721 is pandigital for 1 ≤ k ≤ 3, but not for k = 4.

Almost surely, 2^{118934052564721} is an apocalyptic number.

118934052564721 is the 10905689-th square number.

118934052564721 is the 5452845-th centered octagonal number.

It is an amenable number.

118934052564721 is a deficient number, since it is larger than the sum of its proper divisors (1652359041008).

118934052564721 is an frugal number, since it uses more digits than its factorization.

118934052564721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298932 (or 149466 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 58.

The spelling of 118934052564721 in words is "one hundred eighteen trillion, nine hundred thirty-four billion, fifty-two million, five hundred sixty-four thousand, seven hundred twenty-one".