1132404012 has 72 divisors (see below), whose sum is σ = 2908505600. Its totient is φ = 371431008.

The previous prime is 1132404001. The next prime is 1132404019. The reversal of 1132404012 is 2104042311.

It is a super-2 number, since 2×1132404012² = 2564677692787392288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1132404019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1248063 + ... + 1248969.

Almost surely, 2^1132404012 is an apocalyptic number.

1132404012 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 1132404012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1454252800).

1132404012 is an abundant number, since it is smaller than the sum of its proper divisors (1776101588).

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

1132404012 is a wasteful number, since it uses less digits than its factorization.

1132404012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435 (or 1430 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1132404012 is about 33651.2111520522. The cubic root of 1132404012 is about 1042.3185488933.

Adding to 1132404012 its reverse (2104042311), we get a palindrome (3236446323).

The spelling of 1132404012 in words is "one billion, one hundred thirty-two million, four hundred four thousand, twelve".