12137533317 has 128 divisors (see below), whose sum is σ = 23928934400. Its totient is φ = 5900491008.

The previous prime is 12137533259. The next prime is 12137533319. The reversal of 12137533317 is 71333573121.

12137533317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12137533317 - 2¹² = 12137529221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12137533319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1723758 + ... + 1730784.

It is an arithmetic number, because the mean of its divisors is an integer number (186944800).

Almost surely, 2^12137533317 is an apocalyptic number.

It is an amenable number.

12137533317 is a deficient number, since it is larger than the sum of its proper divisors (11791401083).

12137533317 is a wasteful number, since it uses less digits than its factorization.

12137533317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7112 (or 7106 counting only the distinct ones).

The product of its digits is 39690, while the sum is 36.

The spelling of 12137533317 in words is "twelve billion, one hundred thirty-seven million, five hundred thirty-three thousand, three hundred seventeen".