1331415258427 has 2 divisors, whose sum is σ = 1331415258428. Its totient is φ = 1331415258426.

The previous prime is 1331415258419. The next prime is 1331415258457. The reversal of 1331415258427 is 7248525141331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1331415258427 - 2³ = 1331415258419 is a prime.

It is not a weakly prime, because it can be changed into another prime (1331415258457) 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, 665707629213 + 665707629214.

It is an arithmetic number, because the mean of its divisors is an integer number (665707629214).

Almost surely, 2^{1331415258427} is an apocalyptic number.

1331415258427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331415258427 is an equidigital number, since it uses as much as digits as its factorization.

1331415258427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 806400, while the sum is 46.

The spelling of 1331415258427 in words is "one trillion, three hundred thirty-one billion, four hundred fifteen million, two hundred fifty-eight thousand, four hundred twenty-seven".