12519659743 has 2 divisors, whose sum is σ = 12519659744. Its totient is φ = 12519659742.

The previous prime is 12519659699. The next prime is 12519659753. The reversal of 12519659743 is 34795691521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12519659743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12519659753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6259829871 + 6259829872.

It is an arithmetic number, because the mean of its divisors is an integer number (6259829872).

Almost surely, 2^12519659743 is an apocalyptic number.

12519659743 is a deficient number, since it is larger than the sum of its proper divisors (1).

12519659743 is an equidigital number, since it uses as much as digits as its factorization.

12519659743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2041200, while the sum is 52.

The spelling of 12519659743 in words is "twelve billion, five hundred nineteen million, six hundred fifty-nine thousand, seven hundred forty-three".