938433961 has 2 divisors, whose sum is σ = 938433962. Its totient is φ = 938433960.

The previous prime is 938433929. The next prime is 938433973. The reversal of 938433961 is 169334839.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 575760025 + 362673936 = 23995^2 + 19044^2 .

It is a cyclic number.

It is not a de Polignac number, because 938433961 - 2⁵ = 938433929 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (938433911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469216980 + 469216981.

It is an arithmetic number, because the mean of its divisors is an integer number (469216981).

Almost surely, 2^938433961 is an apocalyptic number.

It is an amenable number.

938433961 is a deficient number, since it is larger than the sum of its proper divisors (1).

938433961 is an equidigital number, since it uses as much as digits as its factorization.

938433961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 46.

The square root of 938433961 is about 30633.8695074586. The cubic root of 938433961 is about 979.0418098648.

The spelling of 938433961 in words is "nine hundred thirty-eight million, four hundred thirty-three thousand, nine hundred sixty-one".