938905061 has 2 divisors, whose sum is σ = 938905062. Its totient is φ = 938905060.

The previous prime is 938904997. The next prime is 938905067. The reversal of 938905061 is 160509839.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 908721025 + 30184036 = 30145^2 + 5494^2 .

It is a cyclic number.

It is not a de Polignac number, because 938905061 - 2⁶ = 938904997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (938905067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469452530 + 469452531.

It is an arithmetic number, because the mean of its divisors is an integer number (469452531).

Almost surely, 2^938905061 is an apocalyptic number.

It is an amenable number.

938905061 is a deficient number, since it is larger than the sum of its proper divisors (1).

938905061 is an equidigital number, since it uses as much as digits as its factorization.

938905061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 938905061 is about 30641.5577443445. The cubic root of 938905061 is about 979.2056109269.

The spelling of 938905061 in words is "nine hundred thirty-eight million, nine hundred five thousand, sixty-one".