12372117039 has 32 divisors (see below), whose sum is σ = 18562752000. Its totient is φ = 8143198272.

The previous prime is 12372117029. The next prime is 12372117067. The reversal of 12372117039 is 93071127321.

It is a happy number.

It is not a de Polignac number, because 12372117039 - 2⁹ = 12372116527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12372116994 and 12372117012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12372117029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1772334 + ... + 1779300.

It is an arithmetic number, because the mean of its divisors is an integer number (580086000).

Almost surely, 2^12372117039 is an apocalyptic number.

12372117039 is a deficient number, since it is larger than the sum of its proper divisors (6190634961).

12372117039 is an equidigital number, since it uses as much as digits as its factorization.

12372117039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7804 (or 7798 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The spelling of 12372117039 in words is "twelve billion, three hundred seventy-two million, one hundred seventeen thousand, thirty-nine".