368307997 has 2 divisors, whose sum is σ = 368307998. Its totient is φ = 368307996.

The previous prime is 368307983. The next prime is 368308007. The reversal of 368307997 is 799703863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 300640921 + 67667076 = 17339^2 + 8226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-368307997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368307937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184153998 + 184153999.

It is an arithmetic number, because the mean of its divisors is an integer number (184153999).

Almost surely, 2^368307997 is an apocalyptic number.

It is an amenable number.

368307997 is a deficient number, since it is larger than the sum of its proper divisors (1).

368307997 is an equidigital number, since it uses as much as digits as its factorization.

368307997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1714608, while the sum is 52.

The square root of 368307997 is about 19191.3521410035. The cubic root of 368307997 is about 716.8094401926.

The spelling of 368307997 in words is "three hundred sixty-eight million, three hundred seven thousand, nine hundred ninety-seven".