1168538118 has 32 divisors (see below), whose sum is σ = 2631785472. Its totient is φ = 342679200.

The previous prime is 1168538099. The next prime is 1168538153. The reversal of 1168538118 is 8118358611.

It is a self number, because there is not a number n which added to its sum of digits gives 1168538118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283521 + ... + 287612.

It is an arithmetic number, because the mean of its divisors is an integer number (82243296).

Almost surely, 2^1168538118 is an apocalyptic number.

1168538118 is an abundant number, since it is smaller than the sum of its proper divisors (1463247354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1168538118 is a wasteful number, since it uses less digits than its factorization.

1168538118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571180.

The product of its digits is 46080, while the sum is 42.

The square root of 1168538118 is about 34183.8868182072. The cubic root of 1168538118 is about 1053.2891922119.

The spelling of 1168538118 in words is "one billion, one hundred sixty-eight million, five hundred thirty-eight thousand, one hundred eighteen".