1065597563 has 2 divisors, whose sum is σ = 1065597564. Its totient is φ = 1065597562.

The previous prime is 1065597529. The next prime is 1065597581. The reversal of 1065597563 is 3657955601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1065597563 - 2¹⁸ = 1065335419 is a prime.

It is a super-2 number, since 2×1065597563² = 2270996332543077938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1065597523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532798781 + 532798782.

It is an arithmetic number, because the mean of its divisors is an integer number (532798782).

Almost surely, 2^1065597563 is an apocalyptic number.

1065597563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065597563 is an equidigital number, since it uses as much as digits as its factorization.

1065597563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 850500, while the sum is 47.

The square root of 1065597563 is about 32643.4918934847. The cubic root of 1065597563 is about 1021.4044356545.

The spelling of 1065597563 in words is "one billion, sixty-five million, five hundred ninety-seven thousand, five hundred sixty-three".