1056475271647 has 2 divisors, whose sum is σ = 1056475271648. Its totient is φ = 1056475271646.

The previous prime is 1056475271633. The next prime is 1056475271651. The reversal of 1056475271647 is 7461725746501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1056475271647 - 2²⁷ = 1056341053919 is a prime.

It is a super-2 number, since 2×1056475271647² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056475271147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528237635823 + 528237635824.

It is an arithmetic number, because the mean of its divisors is an integer number (528237635824).

Almost surely, 2^{1056475271647} is an apocalyptic number.

1056475271647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056475271647 is an equidigital number, since it uses as much as digits as its factorization.

1056475271647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9878400, while the sum is 55.

The spelling of 1056475271647 in words is "one trillion, fifty-six billion, four hundred seventy-five million, two hundred seventy-one thousand, six hundred forty-seven".