1120332440 has 32 divisors (see below), whose sum is σ = 2521774080. Its totient is φ = 447950592.

The previous prime is 1120332439. The next prime is 1120332457. The reversal of 1120332440 is 442330211.

It is a super-2 number, since 2×1120332440² = 2510289552232707200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139412 + ... + 147228.

It is an arithmetic number, because the mean of its divisors is an integer number (78805440).

Almost surely, 2^1120332440 is an apocalyptic number.

1120332440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120332440 is an abundant number, since it is smaller than the sum of its proper divisors (1401441640).

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

1120332440 is a wasteful number, since it uses less digits than its factorization.

1120332440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11411 (or 11407 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1120332440 is about 33471.3674653427. The cubic root of 1120332440 is about 1038.6015597736.

Adding to 1120332440 its reverse (442330211), we get a palindrome (1562662651).

The spelling of 1120332440 in words is "one billion, one hundred twenty million, three hundred thirty-two thousand, four hundred forty".