1162205663 has 16 divisors (see below), whose sum is σ = 1290810816. Its totient is φ = 1040793600.

The previous prime is 1162205609. The next prime is 1162205683. The reversal of 1162205663 is 3665022611.

It is a cyclic number.

It is not a de Polignac number, because 1162205663 - 2⁶ = 1162205599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162205683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67763 + ... + 83163.

It is an arithmetic number, because the mean of its divisors is an integer number (80675676).

Almost surely, 2^1162205663 is an apocalyptic number.

1162205663 is a deficient number, since it is larger than the sum of its proper divisors (128605153).

1162205663 is a wasteful number, since it uses less digits than its factorization.

1162205663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15634.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1162205663 is about 34091.1376020220. The cubic root of 1162205663 is about 1051.3831094272.

The spelling of 1162205663 in words is "one billion, one hundred sixty-two million, two hundred five thousand, six hundred sixty-three".