1331323058893 has 2 divisors, whose sum is σ = 1331323058894. Its totient is φ = 1331323058892.

The previous prime is 1331323058861. The next prime is 1331323058909. The reversal of 1331323058893 is 3988503231331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 967494533769 + 363828525124 = 983613^2 + 603182^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331323058893 - 2⁵ = 1331323058861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331323058803) 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, 665661529446 + 665661529447.

It is an arithmetic number, because the mean of its divisors is an integer number (665661529447).

Almost surely, 2^{1331323058893} is an apocalyptic number.

It is an amenable number.

1331323058893 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331323058893 is an equidigital number, since it uses as much as digits as its factorization.

1331323058893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 49.

The spelling of 1331323058893 in words is "one trillion, three hundred thirty-one billion, three hundred twenty-three million, fifty-eight thousand, eight hundred ninety-three".