12949674047 has 2 divisors, whose sum is σ = 12949674048. Its totient is φ = 12949674046.

The previous prime is 12949673983. The next prime is 12949674053. The reversal of 12949674047 is 74047694921.

It is a strong prime.

It is an emirp because it is prime and its reverse (74047694921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12949674047 - 2⁶ = 12949673983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12949674047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12949674347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6474837023 + 6474837024.

It is an arithmetic number, because the mean of its divisors is an integer number (6474837024).

Almost surely, 2^12949674047 is an apocalyptic number.

12949674047 is a deficient number, since it is larger than the sum of its proper divisors (1).

12949674047 is an equidigital number, since it uses as much as digits as its factorization.

12949674047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3048192, while the sum is 53.

The spelling of 12949674047 in words is "twelve billion, nine hundred forty-nine million, six hundred seventy-four thousand, forty-seven".