1112288889 has 16 divisors (see below), whose sum is σ = 1495844928. Its totient is φ = 735144192.

The previous prime is 1112288873. The next prime is 1112288921. The reversal of 1112288889 is 9888822111.

It is not a de Polignac number, because 1112288889 - 2⁴ = 1112288873 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1112288819) 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, 449634 + ... + 452100.

It is an arithmetic number, because the mean of its divisors is an integer number (93490308).

Almost surely, 2^1112288889 is an apocalyptic number.

It is an amenable number.

1112288889 is a deficient number, since it is larger than the sum of its proper divisors (383556039).

1112288889 is a wasteful number, since it uses less digits than its factorization.

1112288889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3704.

The product of its digits is 147456, while the sum is 48.

The square root of 1112288889 is about 33350.9953224788. The cubic root of 1112288889 is about 1036.1100023946.

The spelling of 1112288889 in words is "one billion, one hundred twelve million, two hundred eighty-eight thousand, eight hundred eighty-nine".