299921160697 has 2 divisors, whose sum is σ = 299921160698. Its totient is φ = 299921160696.

The previous prime is 299921160683. The next prime is 299921160703. The reversal of 299921160697 is 796061129992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 296911650816 + 3009509881 = 544896^2 + 54859^2 .

It is a cyclic number.

It is not a de Polignac number, because 299921160697 - 2⁷ = 299921160569 is a prime.

It is not a weakly prime, because it can be changed into another prime (299921161697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149960580348 + 149960580349.

It is an arithmetic number, because the mean of its divisors is an integer number (149960580349).

Almost surely, 2^299921160697 is an apocalyptic number.

It is an amenable number.

299921160697 is a deficient number, since it is larger than the sum of its proper divisors (1).

299921160697 is an equidigital number, since it uses as much as digits as its factorization.

299921160697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6613488, while the sum is 61.

The spelling of 299921160697 in words is "two hundred ninety-nine billion, nine hundred twenty-one million, one hundred sixty thousand, six hundred ninety-seven".