938040946837 has 2 divisors, whose sum is σ = 938040946838. Its totient is φ = 938040946836.

The previous prime is 938040946823. The next prime is 938040946861. The reversal of 938040946837 is 738649040839.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 927049311556 + 10991635281 = 962834^2 + 104841^2 .

It is a cyclic number.

It is not a de Polignac number, because 938040946837 - 2¹⁹ = 938040422549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (938040946867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469020473418 + 469020473419.

It is an arithmetic number, because the mean of its divisors is an integer number (469020473419).

Almost surely, 2^938040946837 is an apocalyptic number.

It is an amenable number.

938040946837 is a deficient number, since it is larger than the sum of its proper divisors (1).

938040946837 is an equidigital number, since it uses as much as digits as its factorization.

938040946837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31352832, while the sum is 61.

The spelling of 938040946837 in words is "nine hundred thirty-eight billion, forty million, nine hundred forty-six thousand, eight hundred thirty-seven".