299165190813397 has 2 divisors, whose sum is σ = 299165190813398. Its totient is φ = 299165190813396.

The previous prime is 299165190813301. The next prime is 299165190813443. The reversal of 299165190813397 is 793318091561992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196616231604081 + 102548959209316 = 14021991^2 + 10126646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-299165190813397 is a prime.

It is a super-2 number, since 2×299165190813397² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (299165190813997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149582595406698 + 149582595406699.

It is an arithmetic number, because the mean of its divisors is an integer number (149582595406699).

Almost surely, 2^{299165190813397} is an apocalyptic number.

It is an amenable number.

299165190813397 is a deficient number, since it is larger than the sum of its proper divisors (1).

299165190813397 is an equidigital number, since it uses as much as digits as its factorization.

299165190813397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 198404640, while the sum is 73.

The spelling of 299165190813397 in words is "two hundred ninety-nine trillion, one hundred sixty-five billion, one hundred ninety million, eight hundred thirteen thousand, three hundred ninety-seven".