14157018749 has 2 divisors, whose sum is σ = 14157018750. Its totient is φ = 14157018748.

The previous prime is 14157018737. The next prime is 14157018823. The reversal of 14157018749 is 94781075141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9587934724 + 4569084025 = 97918^2 + 67595^2 .

It is a cyclic number.

It is not a de Polignac number, because 14157018749 - 2²⁰ = 14155970173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14157068749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7078509374 + 7078509375.

It is an arithmetic number, because the mean of its divisors is an integer number (7078509375).

Almost surely, 2^14157018749 is an apocalyptic number.

It is an amenable number.

14157018749 is a deficient number, since it is larger than the sum of its proper divisors (1).

14157018749 is an equidigital number, since it uses as much as digits as its factorization.

14157018749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 47.

The spelling of 14157018749 in words is "fourteen billion, one hundred fifty-seven million, eighteen thousand, seven hundred forty-nine".