939377393 has 2 divisors, whose sum is σ = 939377394. Its totient is φ = 939377392.

The previous prime is 939377389. The next prime is 939377437. The reversal of 939377393 is 393773939.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 677196529 + 262180864 = 26023^2 + 16192^2 .

It is a cyclic number.

It is not a de Polignac number, because 939377393 - 2² = 939377389 is a prime.

It is not a weakly prime, because it can be changed into another prime (939377303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469688696 + 469688697.

It is an arithmetic number, because the mean of its divisors is an integer number (469688697).

Almost surely, 2^939377393 is an apocalyptic number.

It is an amenable number.

939377393 is a deficient number, since it is larger than the sum of its proper divisors (1).

939377393 is an equidigital number, since it uses as much as digits as its factorization.

939377393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2893401, while the sum is 53.

The square root of 939377393 is about 30649.2641510363. The cubic root of 939377393 is about 979.3697853565.

The spelling of 939377393 in words is "nine hundred thirty-nine million, three hundred seventy-seven thousand, three hundred ninety-three".