1290574378571 has 2 divisors, whose sum is σ = 1290574378572. Its totient is φ = 1290574378570.

The previous prime is 1290574378553. The next prime is 1290574378579. The reversal of 1290574378571 is 1758734750921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1290574378571 - 2³⁰ = 1289500636747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1290574378571.

It is not a weakly prime, because it can be changed into another prime (1290574378579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 645287189285 + 645287189286.

It is an arithmetic number, because the mean of its divisors is an integer number (645287189286).

Almost surely, 2^{1290574378571} is an apocalyptic number.

1290574378571 is a deficient number, since it is larger than the sum of its proper divisors (1).

1290574378571 is an equidigital number, since it uses as much as digits as its factorization.

1290574378571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14817600, while the sum is 59.

The spelling of 1290574378571 in words is "one trillion, two hundred ninety billion, five hundred seventy-four million, three hundred seventy-eight thousand, five hundred seventy-one".