1056666700007 has 2 divisors, whose sum is σ = 1056666700008. Its totient is φ = 1056666700006.

The previous prime is 1056666699971. The next prime is 1056666700009. The reversal of 1056666700007 is 7000076666501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1056666700007 - 2²⁴ = 1056649922791 is a prime.

It is a super-2 number, since 2×1056666700007² (a number of 25 digits) contains 22 as substring.

Together with 1056666700009, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056666700009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528333350003 + 528333350004.

It is an arithmetic number, because the mean of its divisors is an integer number (528333350004).

Almost surely, 2^{1056666700007} is an apocalyptic number.

1056666700007 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056666700007 is an equidigital number, since it uses as much as digits as its factorization.

1056666700007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 1056666700007 in words is "one trillion, fifty-six billion, six hundred sixty-six million, seven hundred thousand, seven".