1120400032 has 24 divisors (see below), whose sum is σ = 2222633952. Its totient is φ = 555921600.

The previous prime is 1120400023. The next prime is 1120400051. The reversal of 1120400032 is 2300040211.

It is a junction number, because it is equal to n+sod(n) for n = 1120399985 and 1120400021.

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, 129444 + ... + 137827.

It is an arithmetic number, because the mean of its divisors is an integer number (92609748).

Almost surely, 2^1120400032 is an apocalyptic number.

It is an amenable number.

1120400032 is a deficient number, since it is larger than the sum of its proper divisors (1102233920).

1120400032 is a wasteful number, since it uses less digits than its factorization.

1120400032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267412 (or 267404 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1120400032 is about 33472.3771489268. The cubic root of 1120400032 is about 1038.6224463552.

Adding to 1120400032 its reverse (2300040211), we get a palindrome (3420440243).

The spelling of 1120400032 in words is "one billion, one hundred twenty million, four hundred thousand, thirty-two".