1310133193 has 2 divisors, whose sum is σ = 1310133194. Its totient is φ = 1310133192.

The previous prime is 1310133157. The next prime is 1310133247. The reversal of 1310133193 is 3913310131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1287589689 + 22543504 = 35883^2 + 4748^2 .

It is an emirp because it is prime and its reverse (3913310131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310133193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1310133113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655066596 + 655066597.

It is an arithmetic number, because the mean of its divisors is an integer number (655066597).

Almost surely, 2^1310133193 is an apocalyptic number.

It is an amenable number.

1310133193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310133193 is an equidigital number, since it uses as much as digits as its factorization.

1310133193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 729, while the sum is 25.

The square root of 1310133193 is about 36195.7620861890. The cubic root of 1310133193 is about 1094.2212634843.

The spelling of 1310133193 in words is "one billion, three hundred ten million, one hundred thirty-three thousand, one hundred ninety-three".