12517090329 has 4 divisors (see below), whose sum is σ = 16689453776. Its totient is φ = 8344726884.

The previous prime is 12517090303. The next prime is 12517090451. The reversal of 12517090329 is 92309071521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12517090329 - 2²⁴ = 12500313113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12517090129) 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, 2086181719 + ... + 2086181724.

It is an arithmetic number, because the mean of its divisors is an integer number (4172363444).

Almost surely, 2^12517090329 is an apocalyptic number.

It is an amenable number.

12517090329 is a deficient number, since it is larger than the sum of its proper divisors (4172363447).

12517090329 is an equidigital number, since it uses as much as digits as its factorization.

12517090329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4172363446.

The product of its (nonzero) digits is 34020, while the sum is 39.

The spelling of 12517090329 in words is "twelve billion, five hundred seventeen million, ninety thousand, three hundred twenty-nine".