1163603057 has 2 divisors, whose sum is σ = 1163603058. Its totient is φ = 1163603056.

The previous prime is 1163603039. The next prime is 1163603069. The reversal of 1163603057 is 7503063611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 824895841 + 338707216 = 28721^2 + 18404^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163603057 - 2¹⁴ = 1163586673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1163600057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581801528 + 581801529.

It is an arithmetic number, because the mean of its divisors is an integer number (581801529).

Almost surely, 2^1163603057 is an apocalyptic number.

It is an amenable number.

1163603057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163603057 is an equidigital number, since it uses as much as digits as its factorization.

1163603057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 1163603057 is about 34111.6264197414. The cubic root of 1163603057 is about 1051.8043223135.

Adding to 1163603057 its reverse (7503063611), we get a palindrome (8666666668).

The spelling of 1163603057 in words is "one billion, one hundred sixty-three million, six hundred three thousand, fifty-seven".