12046343515 has 4 divisors (see below), whose sum is σ = 14455612224. Its totient is φ = 9637074808.

The previous prime is 12046343453. The next prime is 12046343567. The reversal of 12046343515 is 51534364021.

12046343515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51534364021 = 7 ⋅7362052003.

It is a cyclic number.

It is not a de Polignac number, because 12046343515 - 2²⁹ = 11509472603 is a prime.

It is a super-2 number, since 2×12046343515² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1204634347 + ... + 1204634356.

It is an arithmetic number, because the mean of its divisors is an integer number (3613903056).

Almost surely, 2^12046343515 is an apocalyptic number.

12046343515 is a deficient number, since it is larger than the sum of its proper divisors (2409268709).

12046343515 is an equidigital number, since it uses as much as digits as its factorization.

12046343515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2409268708.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 12046343515 in words is "twelve billion, forty-six million, three hundred forty-three thousand, five hundred fifteen".