13751244739 has 2 divisors, whose sum is σ = 13751244740. Its totient is φ = 13751244738.

The previous prime is 13751244677. The next prime is 13751244763. The reversal of 13751244739 is 93744215731.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13751244739 is a prime.

It is not a weakly prime, because it can be changed into another prime (13751244779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6875622369 + 6875622370.

It is an arithmetic number, because the mean of its divisors is an integer number (6875622370).

Almost surely, 2^13751244739 is an apocalyptic number.

13751244739 is a deficient number, since it is larger than the sum of its proper divisors (1).

13751244739 is an equidigital number, since it uses as much as digits as its factorization.

13751244739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 46.

The spelling of 13751244739 in words is "thirteen billion, seven hundred fifty-one million, two hundred forty-four thousand, seven hundred thirty-nine".