12732057135121 has 8 divisors (see below), whose sum is σ = 13467619699200. Its totient is φ = 12011660809632.

The previous prime is 12732057135113. The next prime is 12732057135229. The reversal of 12732057135121 is 12153175023721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12732057135121 - 2³ = 12732057135113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12732057135101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3791557921 + ... + 3791561278.

It is an arithmetic number, because the mean of its divisors is an integer number (1683452462400).

Almost surely, 2^{12732057135121} is an apocalyptic number.

It is an amenable number.

12732057135121 is a deficient number, since it is larger than the sum of its proper divisors (735562564079).

12732057135121 is an equidigital number, since it uses as much as digits as its factorization.

12732057135121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7583119295.

The product of its (nonzero) digits is 88200, while the sum is 40.

The spelling of 12732057135121 in words is "twelve trillion, seven hundred thirty-two billion, fifty-seven million, one hundred thirty-five thousand, one hundred twenty-one".