1169139268 has 36 divisors (see below), whose sum is σ = 2260855296. Its totient is φ = 528602800.

The previous prime is 1169139259. The next prime is 1169139277. The reversal of 1169139268 is 8629319611.

It is an interprime number because it is at equal distance from previous prime (1169139259) and next prime (1169139277).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86121 + ... + 98767.

It is an arithmetic number, because the mean of its divisors is an integer number (62801536).

Almost surely, 2^1169139268 is an apocalyptic number.

It is an amenable number.

1169139268 is a deficient number, since it is larger than the sum of its proper divisors (1091716028).

1169139268 is a wasteful number, since it uses less digits than its factorization.

1169139268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12864 (or 12851 counting only the distinct ones).

The product of its digits is 139968, while the sum is 46.

The square root of 1169139268 is about 34192.6785730513. The cubic root of 1169139268 is about 1053.4697814568.

The spelling of 1169139268 in words is "one billion, one hundred sixty-nine million, one hundred thirty-nine thousand, two hundred sixty-eight".