12555055351 has 2 divisors, whose sum is σ = 12555055352. Its totient is φ = 12555055350.

The previous prime is 12555055349. The next prime is 12555055393. The reversal of 12555055351 is 15355055521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12555055351 - 2¹ = 12555055349 is a prime.

Together with 12555055349, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12555055351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12555050351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6277527675 + 6277527676.

It is an arithmetic number, because the mean of its divisors is an integer number (6277527676).

Almost surely, 2^12555055351 is an apocalyptic number.

12555055351 is a deficient number, since it is larger than the sum of its proper divisors (1).

12555055351 is an equidigital number, since it uses as much as digits as its factorization.

12555055351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93750, while the sum is 37.

It can be divided in two parts, 125550 and 55351, that added together give a triangular number (180901 = T₆₀₁).

The spelling of 12555055351 in words is "twelve billion, five hundred fifty-five million, fifty-five thousand, three hundred fifty-one".