1063797557 has 2 divisors, whose sum is σ = 1063797558. Its totient is φ = 1063797556.

The previous prime is 1063797551. The next prime is 1063797563. The reversal of 1063797557 is 7557973601.

It is a balanced prime because it is at equal distance from previous prime (1063797551) and next prime (1063797563).

It can be written as a sum of positive squares in only one way, i.e., 814189156 + 249608401 = 28534^2 + 15799^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063797557 - 2¹⁰ = 1063796533 is a prime.

It is a super-2 number, since 2×1063797557² = 2263330484558336498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1063797551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531898778 + 531898779.

It is an arithmetic number, because the mean of its divisors is an integer number (531898779).

Almost surely, 2^1063797557 is an apocalyptic number.

It is an amenable number.

1063797557 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063797557 is an equidigital number, since it uses as much as digits as its factorization.

1063797557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1389150, while the sum is 50.

The square root of 1063797557 is about 32615.9095687979. The cubic root of 1063797557 is about 1020.8289931781.

The spelling of 1063797557 in words is "one billion, sixty-three million, seven hundred ninety-seven thousand, five hundred fifty-seven".