12001929319 has 4 divisors (see below), whose sum is σ = 12004288200. Its totient is φ = 11999570440.

The previous prime is 12001929307. The next prime is 12001929323. The reversal of 12001929319 is 91392910021.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12001929319 - 2²³ = 11993540711 is a prime.

It is a super-2 number, since 2×12001929319² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001029319) 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, 1171792 + ... + 1181989.

It is an arithmetic number, because the mean of its divisors is an integer number (3001072050).

Almost surely, 2^12001929319 is an apocalyptic number.

12001929319 is a deficient number, since it is larger than the sum of its proper divisors (2358881).

12001929319 is an equidigital number, since it uses as much as digits as its factorization.

12001929319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2358880.

The product of its (nonzero) digits is 8748, while the sum is 37.

The spelling of 12001929319 in words is "twelve billion, one million, nine hundred twenty-nine thousand, three hundred nineteen".