1112109284 has 48 divisors (see below), whose sum is σ = 2365312320. Its totient is φ = 450522240.

The previous prime is 1112109269. The next prime is 1112109287. The reversal of 1112109284 is 4829012111.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (1112109287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16934 + ... + 50109.

It is an arithmetic number, because the mean of its divisors is an integer number (49277340).

Almost surely, 2^1112109284 is an apocalyptic number.

It is an amenable number.

1112109284 is an abundant number, since it is smaller than the sum of its proper divisors (1253203036).

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

1112109284 is a wasteful number, since it uses less digits than its factorization.

1112109284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67100 (or 67098 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 29.

The square root of 1112109284 is about 33348.3025654980. The cubic root of 1112109284 is about 1036.0542313457.

The spelling of 1112109284 in words is "one billion, one hundred twelve million, one hundred nine thousand, two hundred eighty-four".