912422939 has 2 divisors, whose sum is σ = 912422940. Its totient is φ = 912422938.

The previous prime is 912422909. The next prime is 912422941. The reversal of 912422939 is 939224219.

912422939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 912422939 - 2¹⁶ = 912357403 is a prime.

It is a super-2 number, since 2×912422939² = 1665031239226795442, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 912422941, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 912422896 and 912422905.

It is not a weakly prime, because it can be changed into another prime (912422909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456211469 + 456211470.

It is an arithmetic number, because the mean of its divisors is an integer number (456211470).

Almost surely, 2^912422939 is an apocalyptic number.

912422939 is a deficient number, since it is larger than the sum of its proper divisors (1).

912422939 is an equidigital number, since it uses as much as digits as its factorization.

912422939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 41.

The square root of 912422939 is about 30206.3393843081. The cubic root of 912422939 is about 969.9114026140.

The spelling of 912422939 in words is "nine hundred twelve million, four hundred twenty-two thousand, nine hundred thirty-nine".