1120440432 has 20 divisors (see below), whose sum is σ = 2894471240. Its totient is φ = 373480128.

The previous prime is 1120440407. The next prime is 1120440457. The reversal of 1120440432 is 2340440211.

It is an interprime number because it is at equal distance from previous prime (1120440407) and next prime (1120440457).

It is a junction number, because it is equal to n+sod(n) for n = 1120440399 and 1120440408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11671207 + ... + 11671302.

It is an arithmetic number, because the mean of its divisors is an integer number (144723562).

Almost surely, 2^1120440432 is an apocalyptic number.

1120440432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120440432 is an abundant number, since it is smaller than the sum of its proper divisors (1774030808).

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

1120440432 is a wasteful number, since it uses less digits than its factorization.

1120440432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23342520 (or 23342514 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1120440432 is about 33472.9806261707. The cubic root of 1120440432 is about 1038.6349299448.

Adding to 1120440432 its reverse (2340440211), we get a palindrome (3460880643).

The spelling of 1120440432 in words is "one billion, one hundred twenty million, four hundred forty thousand, four hundred thirty-two".