1320295175291 has 2 divisors, whose sum is σ = 1320295175292. Its totient is φ = 1320295175290.

The previous prime is 1320295175279. The next prime is 1320295175317. The reversal of 1320295175291 is 1925715920231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1320295175291 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320295175201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660147587645 + 660147587646.

It is an arithmetic number, because the mean of its divisors is an integer number (660147587646).

Almost surely, 2^{1320295175291} is an apocalyptic number.

1320295175291 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320295175291 is an equidigital number, since it uses as much as digits as its factorization.

1320295175291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 47.

The spelling of 1320295175291 in words is "one trillion, three hundred twenty billion, two hundred ninety-five million, one hundred seventy-five thousand, two hundred ninety-one".