1330331012389 has 2 divisors, whose sum is σ = 1330331012390. Its totient is φ = 1330331012388.

The previous prime is 1330331012279. The next prime is 1330331012393. The reversal of 1330331012389 is 9832101330331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1320442301025 + 9888711364 = 1149105^2 + 99442^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330331012389 - 2¹¹ = 1330331010341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1330331052389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665165506194 + 665165506195.

It is an arithmetic number, because the mean of its divisors is an integer number (665165506195).

Almost surely, 2^{1330331012389} is an apocalyptic number.

It is an amenable number.

1330331012389 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330331012389 is an equidigital number, since it uses as much as digits as its factorization.

1330331012389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 37.

The spelling of 1330331012389 in words is "one trillion, three hundred thirty billion, three hundred thirty-one million, twelve thousand, three hundred eighty-nine".