368694397 has 2 divisors, whose sum is σ = 368694398. Its totient is φ = 368694396.

The previous prime is 368694379. The next prime is 368694401. The reversal of 368694397 is 793496863.

Together with previous prime (368694379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 235499716 + 133194681 = 15346^2 + 11541^2 .

It is a cyclic number.

It is not a de Polignac number, because 368694397 - 2¹¹ = 368692349 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368694097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184347198 + 184347199.

It is an arithmetic number, because the mean of its divisors is an integer number (184347199).

Almost surely, 2^368694397 is an apocalyptic number.

It is an amenable number.

368694397 is a deficient number, since it is larger than the sum of its proper divisors (1).

368694397 is an equidigital number, since it uses as much as digits as its factorization.

368694397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656, while the sum is 55.

The square root of 368694397 is about 19201.4165362871. The cubic root of 368694397 is about 717.0600260846.

The spelling of 368694397 in words is "three hundred sixty-eight million, six hundred ninety-four thousand, three hundred ninety-seven".