3123042911 has 2 divisors, whose sum is σ = 3123042912. Its totient is φ = 3123042910.

The previous prime is 3123042899. The next prime is 3123042913. The reversal of 3123042911 is 1192403213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3123042911 - 2³⁰ = 2049301087 is a prime.

It is a Sophie Germain prime.

Together with 3123042913, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3123042913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561521455 + 1561521456.

It is an arithmetic number, because the mean of its divisors is an integer number (1561521456).

Almost surely, 2^3123042911 is an apocalyptic number.

3123042911 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123042911 is an equidigital number, since it uses as much as digits as its factorization.

3123042911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 3123042911 is about 55884.1919598020. The cubic root of 3123042911 is about 1461.7036020138.

The spelling of 3123042911 in words is "three billion, one hundred twenty-three million, forty-two thousand, nine hundred eleven".