1008601663 has 2 divisors, whose sum is σ = 1008601664. Its totient is φ = 1008601662.

The previous prime is 1008601639. The next prime is 1008601669. The reversal of 1008601663 is 3661068001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1008601663 - 2²¹ = 1006504511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1008601669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504300831 + 504300832.

It is an arithmetic number, because the mean of its divisors is an integer number (504300832).

Almost surely, 2^1008601663 is an apocalyptic number.

1008601663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1008601663 is an equidigital number, since it uses as much as digits as its factorization.

1008601663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1008601663 is about 31758.4896208872. The cubic root of 1008601663 is about 1002.8590391054.

Adding to 1008601663 its reverse (3661068001), we get a palindrome (4669669664).

The spelling of 1008601663 in words is "one billion, eight million, six hundred one thousand, six hundred sixty-three".