368923631 has 2 divisors, whose sum is σ = 368923632. Its totient is φ = 368923630.

The previous prime is 368923573. The next prime is 368923651. The reversal of 368923631 is 136329863.

It is a strong prime.

It is an emirp because it is prime and its reverse (136329863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 368923631 - 2²⁶ = 301814767 is a prime.

It is a super-2 number, since 2×368923631² = 272209291020448322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368923651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184461815 + 184461816.

It is an arithmetic number, because the mean of its divisors is an integer number (184461816).

Almost surely, 2^368923631 is an apocalyptic number.

368923631 is a deficient number, since it is larger than the sum of its proper divisors (1).

368923631 is an equidigital number, since it uses as much as digits as its factorization.

368923631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 41.

The square root of 368923631 is about 19207.3848037675. The cubic root of 368923631 is about 717.2086048577.

The spelling of 368923631 in words is "three hundred sixty-eight million, nine hundred twenty-three thousand, six hundred thirty-one".