1321302151459 has 2 divisors, whose sum is σ = 1321302151460. Its totient is φ = 1321302151458.

The previous prime is 1321302151423. The next prime is 1321302151471. The reversal of 1321302151459 is 9541512031231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1321302151459 - 2⁷ = 1321302151331 is a prime.

It is not a weakly prime, because it can be changed into another prime (1321302157459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660651075729 + 660651075730.

It is an arithmetic number, because the mean of its divisors is an integer number (660651075730).

Almost surely, 2^{1321302151459} is an apocalyptic number.

1321302151459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1321302151459 is an equidigital number, since it uses as much as digits as its factorization.

1321302151459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 1321302151459 in words is "one trillion, three hundred twenty-one billion, three hundred two million, one hundred fifty-one thousand, four hundred fifty-nine".