1200112432 has 40 divisors (see below), whose sum is σ = 2379088800. Its totient is φ = 586306560.

The previous prime is 1200112373. The next prime is 1200112483. The reversal of 1200112432 is 2342110021.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123694 + ... + 133042.

It is an arithmetic number, because the mean of its divisors is an integer number (59477220).

Almost surely, 2^1200112432 is an apocalyptic number.

It is an amenable number.

1200112432 is a deficient number, since it is larger than the sum of its proper divisors (1178976368).

1200112432 is a wasteful number, since it uses less digits than its factorization.

1200112432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9541 (or 9535 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1200112432 is about 34642.6389295042. The cubic root of 1200112432 is about 1062.6917561540.

Adding to 1200112432 its reverse (2342110021), we get a palindrome (3542222453).

The spelling of 1200112432 in words is "one billion, two hundred million, one hundred twelve thousand, four hundred thirty-two".