1312093 has 2 divisors, whose sum is σ = 1312094. Its totient is φ = 1312092.

The previous prime is 1312079. The next prime is 1312133. The reversal of 1312093 is 3902131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 700569 + 611524 = 837^2 + 782^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1312093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1312093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656046 + 656047.

It is an arithmetic number, because the mean of its divisors is an integer number (656047).

2^1312093 is an apocalyptic number.

It is an amenable number.

1312093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312093 is an equidigital number, since it uses as much as digits as its factorization.

1312093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1312093 is about 1145.4662806037. The cubic root of 1312093 is about 109.4766600936.

The spelling of 1312093 in words is "one million, three hundred twelve thousand, ninety-three".