12741387551 has 2 divisors, whose sum is σ = 12741387552. Its totient is φ = 12741387550.

The previous prime is 12741387493. The next prime is 12741387583. The reversal of 12741387551 is 15578314721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12741387551 - 2²² = 12737193247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12741387151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6370693775 + 6370693776.

It is an arithmetic number, because the mean of its divisors is an integer number (6370693776).

Almost surely, 2^12741387551 is an apocalyptic number.

12741387551 is a deficient number, since it is larger than the sum of its proper divisors (1).

12741387551 is an equidigital number, since it uses as much as digits as its factorization.

12741387551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 235200, while the sum is 44.

The spelling of 12741387551 in words is "twelve billion, seven hundred forty-one million, three hundred eighty-seven thousand, five hundred fifty-one".