12745253551 has 2 divisors, whose sum is σ = 12745253552. Its totient is φ = 12745253550.

The previous prime is 12745253537. The next prime is 12745253567. The reversal of 12745253551 is 15535254721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12745253551 - 2¹¹ = 12745251503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12745253251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6372626775 + 6372626776.

It is an arithmetic number, because the mean of its divisors is an integer number (6372626776).

Almost surely, 2^12745253551 is an apocalyptic number.

12745253551 is a deficient number, since it is larger than the sum of its proper divisors (1).

12745253551 is an equidigital number, since it uses as much as digits as its factorization.

12745253551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 210000, while the sum is 40.

The spelling of 12745253551 in words is "twelve billion, seven hundred forty-five million, two hundred fifty-three thousand, five hundred fifty-one".