12343040319 has 32 divisors (see below), whose sum is σ = 17575937280. Its totient is φ = 7682798592.

The previous prime is 12343040279. The next prime is 12343040323. The reversal of 12343040319 is 91304034321.

It is not a de Polignac number, because 12343040319 - 2¹¹ = 12343038271 is a prime.

It is a super-2 number, since 2×12343040319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12343040389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1196367 + ... + 1206639.

It is an arithmetic number, because the mean of its divisors is an integer number (549248040).

Almost surely, 2^12343040319 is an apocalyptic number.

12343040319 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

12343040319 is a deficient number, since it is larger than the sum of its proper divisors (5232896961).

12343040319 is a wasteful number, since it uses less digits than its factorization.

12343040319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10599.

The product of its (nonzero) digits is 7776, while the sum is 30.

The spelling of 12343040319 in words is "twelve billion, three hundred forty-three million, forty thousand, three hundred nineteen".