1311412093 has 2 divisors, whose sum is σ = 1311412094. Its totient is φ = 1311412092.

The previous prime is 1311412031. The next prime is 1311412111. The reversal of 1311412093 is 3902141131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1230466084 + 80946009 = 35078^2 + 8997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1311412093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1311412013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655706046 + 655706047.

It is an arithmetic number, because the mean of its divisors is an integer number (655706047).

Almost surely, 2^1311412093 is an apocalyptic number.

It is an amenable number.

1311412093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311412093 is an equidigital number, since it uses as much as digits as its factorization.

1311412093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1311412093 is about 36213.4242098148. The cubic root of 1311412093 is about 1094.5771928107.

The spelling of 1311412093 in words is "one billion, three hundred eleven million, four hundred twelve thousand, ninety-three".