1313202230909 has 2 divisors, whose sum is σ = 1313202230910. Its totient is φ = 1313202230908.

The previous prime is 1313202230861. The next prime is 1313202230917. The reversal of 1313202230909 is 9090322023131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 977324028409 + 335878202500 = 988597^2 + 579550^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313202230909 - 2²⁴ = 1313185453693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313202230999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656601115454 + 656601115455.

It is an arithmetic number, because the mean of its divisors is an integer number (656601115455).

Almost surely, 2^{1313202230909} is an apocalyptic number.

It is an amenable number.

1313202230909 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313202230909 is an equidigital number, since it uses as much as digits as its factorization.

1313202230909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 35.

The spelling of 1313202230909 in words is "one trillion, three hundred thirteen billion, two hundred two million, two hundred thirty thousand, nine hundred nine".