1313433444269 has 2 divisors, whose sum is σ = 1313433444270. Its totient is φ = 1313433444268.

The previous prime is 1313433444101. The next prime is 1313433444287. The reversal of 1313433444269 is 9624443343131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1145407236169 + 168026208100 = 1070237^2 + 409910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313433444269 is a prime.

It is a super-2 number, since 2×1313433444269² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313433443269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656716722134 + 656716722135.

It is an arithmetic number, because the mean of its divisors is an integer number (656716722135).

Almost surely, 2^{1313433444269} is an apocalyptic number.

It is an amenable number.

1313433444269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313433444269 is an equidigital number, since it uses as much as digits as its factorization.

1313433444269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 47.

The spelling of 1313433444269 in words is "one trillion, three hundred thirteen billion, four hundred thirty-three million, four hundred forty-four thousand, two hundred sixty-nine".