938364563 has 2 divisors, whose sum is σ = 938364564. Its totient is φ = 938364562.

The previous prime is 938364529. The next prime is 938364593. The reversal of 938364563 is 365463839.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 938364563 - 2¹⁴ = 938348179 is a prime.

It is not a weakly prime, because it can be changed into another prime (938364503) 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, 469182281 + 469182282.

It is an arithmetic number, because the mean of its divisors is an integer number (469182282).

Almost surely, 2^938364563 is an apocalyptic number.

938364563 is a deficient number, since it is larger than the sum of its proper divisors (1).

938364563 is an equidigital number, since it uses as much as digits as its factorization.

938364563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 47.

The square root of 938364563 is about 30632.7367859942. The cubic root of 938364563 is about 979.0176756081.

The spelling of 938364563 in words is "nine hundred thirty-eight million, three hundred sixty-four thousand, five hundred sixty-three".