1057156601 has 2 divisors, whose sum is σ = 1057156602. Its totient is φ = 1057156600.

The previous prime is 1057156579. The next prime is 1057156627. The reversal of 1057156601 is 1066517501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 553378576 + 503778025 = 23524^2 + 22445^2 .

It is a cyclic number.

It is not a de Polignac number, because 1057156601 - 2¹⁰ = 1057155577 is a prime.

It is a super-2 number, since 2×1057156601² = 2235160158075746402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1057156651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528578300 + 528578301.

It is an arithmetic number, because the mean of its divisors is an integer number (528578301).

Almost surely, 2^1057156601 is an apocalyptic number.

It is an amenable number.

1057156601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1057156601 is an equidigital number, since it uses as much as digits as its factorization.

1057156601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 1057156601 is about 32513.9447160753. The cubic root of 1057156601 is about 1018.7003185729.

The spelling of 1057156601 in words is "one billion, fifty-seven million, one hundred fifty-six thousand, six hundred one".