1163992268 has 12 divisors (see below), whose sum is σ = 2039449440. Its totient is φ = 581292432.

The previous prime is 1163992259. The next prime is 1163992279. The reversal of 1163992268 is 8622993611.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172196 + ... + 178827.

It is an arithmetic number, because the mean of its divisors is an integer number (169954120).

Almost surely, 2^1163992268 is an apocalyptic number.

It is an amenable number.

1163992268 is a deficient number, since it is larger than the sum of its proper divisors (875457172).

1163992268 is a wasteful number, since it uses less digits than its factorization.

1163992268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351856 (or 351854 counting only the distinct ones).

The product of its digits is 279936, while the sum is 47.

The square root of 1163992268 is about 34117.3309038090. The cubic root of 1163992268 is about 1051.9215811372.

The spelling of 1163992268 in words is "one billion, one hundred sixty-three million, nine hundred ninety-two thousand, two hundred sixty-eight".