1158112 has 12 divisors (see below), whose sum is σ = 2280096. Its totient is φ = 579040.

The previous prime is 1158089. The next prime is 1158121. The reversal of 1158112 is 2118511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1158112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18064 + ... + 18127.

It is an arithmetic number, because the mean of its divisors is an integer number (190008).

2^1158112 is an apocalyptic number.

It is an amenable number.

1158112 is a deficient number, since it is larger than the sum of its proper divisors (1121984).

1158112 is an equidigital number, since it uses as much as digits as its factorization.

1158112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36201 (or 36193 counting only the distinct ones).

The product of its digits is 80, while the sum is 19.

The square root of 1158112 is about 1076.1561225027. The cubic root of 1158112 is about 105.0147220476.

The spelling of 1158112 in words is "one million, one hundred fifty-eight thousand, one hundred twelve".