3112999993 has 2 divisors, whose sum is σ = 3112999994. Its totient is φ = 3112999992.

The previous prime is 3112999987. The next prime is 3113000027. The reversal of 3112999993 is 3999992113.

3112999993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1557723024 + 1555276969 = 39468^2 + 39437^2 .

It is a cyclic number.

It is not a de Polignac number, because 3112999993 - 2⁹ = 3112999481 is a prime.

It is not a weakly prime, because it can be changed into another prime (3112999963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556499996 + 1556499997.

It is an arithmetic number, because the mean of its divisors is an integer number (1556499997).

Almost surely, 2^3112999993 is an apocalyptic number.

It is an amenable number.

3112999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

3112999993 is an equidigital number, since it uses as much as digits as its factorization.

3112999993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1062882, while the sum is 55.

The square root of 3112999993 is about 55794.2648755228. The cubic root of 3112999993 is about 1460.1350961810.

The spelling of 3112999993 in words is "three billion, one hundred twelve million, nine hundred ninety-nine thousand, nine hundred ninety-three".