1013440324399 has 2 divisors, whose sum is σ = 1013440324400. Its totient is φ = 1013440324398.

The previous prime is 1013440324321. The next prime is 1013440324489. The reversal of 1013440324399 is 9934230443101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1013440324399 - 2⁹ = 1013440323887 is a prime.

It is a super-2 number, since 2×1013440324399² (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 (1013440324319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506720162199 + 506720162200.

It is an arithmetic number, because the mean of its divisors is an integer number (506720162200).

Almost surely, 2^{1013440324399} is an apocalyptic number.

1013440324399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013440324399 is an equidigital number, since it uses as much as digits as its factorization.

1013440324399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 1013440324399 in words is "one trillion, thirteen billion, four hundred forty million, three hundred twenty-four thousand, three hundred ninety-nine".