299538834137 has 2 divisors, whose sum is σ = 299538834138. Its totient is φ = 299538834136.

The previous prime is 299538834113. The next prime is 299538834169. The reversal of 299538834137 is 731438835992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294576477001 + 4962357136 = 542749^2 + 70444^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-299538834137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 299538834137.

It is not a weakly prime, because it can be changed into another prime (299538834197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149769417068 + 149769417069.

It is an arithmetic number, because the mean of its divisors is an integer number (149769417069).

Almost surely, 2^299538834137 is an apocalyptic number.

It is an amenable number.

299538834137 is a deficient number, since it is larger than the sum of its proper divisors (1).

299538834137 is an equidigital number, since it uses as much as digits as its factorization.

299538834137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39191040, while the sum is 62.

The spelling of 299538834137 in words is "two hundred ninety-nine billion, five hundred thirty-eight million, eight hundred thirty-four thousand, one hundred thirty-seven".