1056661127 has 2 divisors, whose sum is σ = 1056661128. Its totient is φ = 1056661126.

The previous prime is 1056661051. The next prime is 1056661157. The reversal of 1056661127 is 7211666501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1056661127 - 2¹⁰ = 1056660103 is a prime.

It is a super-2 number, since 2×1056661127² = 2233065474625820258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056661157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528330563 + 528330564.

It is an arithmetic number, because the mean of its divisors is an integer number (528330564).

Almost surely, 2^1056661127 is an apocalyptic number.

1056661127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056661127 is an equidigital number, since it uses as much as digits as its factorization.

1056661127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 1056661127 is about 32506.3244154118. The cubic root of 1056661127 is about 1018.5411436703.

The spelling of 1056661127 in words is "one billion, fifty-six million, six hundred sixty-one thousand, one hundred twenty-seven".