1521336314867 has 2 divisors, whose sum is σ = 1521336314868. Its totient is φ = 1521336314866.

The previous prime is 1521336314761. The next prime is 1521336314879. The reversal of 1521336314867 is 7684136331251.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1521336314867 - 2¹⁰ = 1521336313843 is a prime.

It is not a weakly prime, because it can be changed into another prime (1521336313867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 760668157433 + 760668157434.

It is an arithmetic number, because the mean of its divisors is an integer number (760668157434).

Almost surely, 2^{1521336314867} is an apocalyptic number.

1521336314867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1521336314867 is an equidigital number, since it uses as much as digits as its factorization.

1521336314867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 50.

The spelling of 1521336314867 in words is "one trillion, five hundred twenty-one billion, three hundred thirty-six million, three hundred fourteen thousand, eight hundred sixty-seven".