1313540263033 has 2 divisors, whose sum is σ = 1313540263034. Its totient is φ = 1313540263032.

The previous prime is 1313540263027. The next prime is 1313540263069. The reversal of 1313540263033 is 3303620453131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1278792320569 + 34747942464 = 1130837^2 + 186408^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313540263033 - 2⁹ = 1313540262521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1313540263033.

It is not a weakly prime, because it can be changed into another prime (1313540263433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656770131516 + 656770131517.

It is an arithmetic number, because the mean of its divisors is an integer number (656770131517).

Almost surely, 2^{1313540263033} is an apocalyptic number.

It is an amenable number.

1313540263033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313540263033 is an equidigital number, since it uses as much as digits as its factorization.

1313540263033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 34.

The spelling of 1313540263033 in words is "one trillion, three hundred thirteen billion, five hundred forty million, two hundred sixty-three thousand, thirty-three".