1056534710857 has 2 divisors, whose sum is σ = 1056534710858. Its totient is φ = 1056534710856.

The previous prime is 1056534710831. The next prime is 1056534710899. The reversal of 1056534710857 is 7580174356501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 773105181696 + 283429529161 = 879264^2 + 532381^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1056534710857 is a prime.

It is a super-2 number, since 2×1056534710857² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1056534710827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528267355428 + 528267355429.

It is an arithmetic number, because the mean of its divisors is an integer number (528267355429).

Almost surely, 2^{1056534710857} is an apocalyptic number.

It is an amenable number.

1056534710857 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056534710857 is an equidigital number, since it uses as much as digits as its factorization.

1056534710857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528000, while the sum is 52.

The spelling of 1056534710857 in words is "one trillion, fifty-six billion, five hundred thirty-four million, seven hundred ten thousand, eight hundred fifty-seven".