1174989312 has 240 divisors, whose sum is σ = 3936504000. Its totient is φ = 330448896.

The previous prime is 1174989301. The next prime is 1174989313. The reversal of 1174989312 is 2139894711.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1174989313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2354439 + ... + 2354937.

It is an arithmetic number, because the mean of its divisors is an integer number (16402100).

Almost surely, 2^1174989312 is an apocalyptic number.

1174989312 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 1174989312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1968252000).

1174989312 is an abundant number, since it is smaller than the sum of its proper divisors (2761514688).

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

1174989312 is an equidigital number, since it uses as much as digits as its factorization.

1174989312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603 (or 584 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 1174989312 is about 34278.1171011478. The cubic root of 1174989312 is about 1055.2239477268.

The spelling of 1174989312 in words is "one billion, one hundred seventy-four million, nine hundred eighty-nine thousand, three hundred twelve".