1163434983 has 16 divisors (see below), whose sum is σ = 1616025600. Its totient is φ = 743875520.

The previous prime is 1163434927. The next prime is 1163434997. The reversal of 1163434983 is 3894343611.

It is a cyclic number.

It is not a de Polignac number, because 1163434983 - 2¹⁰ = 1163433959 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163434913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72903 + ... + 87416.

It is an arithmetic number, because the mean of its divisors is an integer number (101001600).

Almost surely, 2^1163434983 is an apocalyptic number.

1163434983 is a deficient number, since it is larger than the sum of its proper divisors (452590617).

1163434983 is a wasteful number, since it uses less digits than its factorization.

1163434983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160422.

The product of its digits is 186624, while the sum is 42.

The square root of 1163434983 is about 34109.1627425828. The cubic root of 1163434983 is about 1051.7536780465.

The spelling of 1163434983 in words is "one billion, one hundred sixty-three million, four hundred thirty-four thousand, nine hundred eighty-three".