1310323040399 has 16 divisors (see below), whose sum is σ = 1361077126560. Its totient is φ = 1260380943360.

The previous prime is 1310323040387. The next prime is 1310323040413. The reversal of 1310323040399 is 9930403230131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310323040399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310320040399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22893992 + ... + 22951154.

It is an arithmetic number, because the mean of its divisors is an integer number (85067320410).

Almost surely, 2^{1310323040399} is an apocalyptic number.

1310323040399 is a deficient number, since it is larger than the sum of its proper divisors (50754086161).

1310323040399 is an equidigital number, since it uses as much as digits as its factorization.

1310323040399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64250.

The product of its (nonzero) digits is 52488, while the sum is 38.

The spelling of 1310323040399 in words is "one trillion, three hundred ten billion, three hundred twenty-three million, forty thousand, three hundred ninety-nine".