1167982512 has 80 divisors (see below), whose sum is σ = 3106253568. Its totient is φ = 377959680.

The previous prime is 1167982493. The next prime is 1167982513. The reversal of 1167982512 is 2152897611.

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

It is not an unprimeable number, because it can be changed into a prime (1167982513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355437 + ... + 358707.

Almost surely, 2^1167982512 is an apocalyptic number.

1167982512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1167982512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1553126784).

1167982512 is an abundant number, since it is smaller than the sum of its proper divisors (1938271056).

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

1167982512 is a wasteful number, since it uses less digits than its factorization.

1167982512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498 (or 3492 counting only the distinct ones).

The product of its digits is 60480, while the sum is 42.

The square root of 1167982512 is about 34175.7591283647. The cubic root of 1167982512 is about 1053.1222295882.

The spelling of 1167982512 in words is "one billion, one hundred sixty-seven million, nine hundred eighty-two thousand, five hundred twelve".