115633066121 has 4 divisors (see below), whose sum is σ = 115638733572. Its totient is φ = 115627398672.

The previous prime is 115633066069. The next prime is 115633066147. The reversal of 115633066121 is 121660336511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52975466896 + 62657599225 = 230164^2 + 250315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115633066121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115633063121) 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, 2803010 + ... + 2843963.

It is an arithmetic number, because the mean of its divisors is an integer number (28909683393).

Almost surely, 2^115633066121 is an apocalyptic number.

It is an amenable number.

115633066121 is a deficient number, since it is larger than the sum of its proper divisors (5667451).

115633066121 is an equidigital number, since it uses as much as digits as its factorization.

115633066121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5667450.

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 115633066121 in words is "one hundred fifteen billion, six hundred thirty-three million, sixty-six thousand, one hundred twenty-one".