12747293551 has 2 divisors, whose sum is σ = 12747293552. Its totient is φ = 12747293550.

The previous prime is 12747293501. The next prime is 12747293579. The reversal of 12747293551 is 15539274721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12747293551 - 2¹⁵ = 12747260783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12747293501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6373646775 + 6373646776.

It is an arithmetic number, because the mean of its divisors is an integer number (6373646776).

Almost surely, 2^12747293551 is an apocalyptic number.

12747293551 is a deficient number, since it is larger than the sum of its proper divisors (1).

12747293551 is an equidigital number, since it uses as much as digits as its factorization.

12747293551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 529200, while the sum is 46.

The spelling of 12747293551 in words is "twelve billion, seven hundred forty-seven million, two hundred ninety-three thousand, five hundred fifty-one".