12943067499 has 6 divisors (see below), whose sum is σ = 18695541956. Its totient is φ = 8628711660.

The previous prime is 12943067479. The next prime is 12943067509. The reversal of 12943067499 is 99476034921.

12943067499 is a `hidden beast` number, since 1 + 2 + 94 + 3 + 0 + 67 + 499 = 666.

It is not a de Polignac number, because 12943067499 - 2¹⁶ = 12943001963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12943067479) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 719059297 + ... + 719059314.

Almost surely, 2^12943067499 is an apocalyptic number.

12943067499 is a deficient number, since it is larger than the sum of its proper divisors (5752474457).

12943067499 is a wasteful number, since it uses less digits than its factorization.

12943067499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438118617 (or 1438118614 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 12943067499 in words is "twelve billion, nine hundred forty-three million, sixty-seven thousand, four hundred ninety-nine".