1116120432 has 60 divisors (see below), whose sum is σ = 3354062856. Its totient is φ = 318890880.

The previous prime is 1116120413. The next prime is 1116120437. The reversal of 1116120432 is 2340216111.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1116120399 and 1116120408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116120437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 234919 + ... + 239622.

Almost surely, 2^1116120432 is an apocalyptic number.

1116120432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1116120432 is an abundant number, since it is smaller than the sum of its proper divisors (2237942424).

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

1116120432 is a wasteful number, since it uses less digits than its factorization.

1116120432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474566 (or 474553 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1116120432 is about 33408.3886471647. The cubic root of 1116120432 is about 1037.2983478412.

Adding to 1116120432 its reverse (2340216111), we get a palindrome (3456336543).

The spelling of 1116120432 in words is "one billion, one hundred sixteen million, one hundred twenty thousand, four hundred thirty-two".