1120158 has 24 divisors (see below), whose sum is σ = 2614248. Its totient is φ = 344592.

The previous prime is 1120157. The next prime is 1120159. The reversal of 1120158 is 8510211.

It is an interprime number because it is at equal distance from previous prime (1120157) and next prime (1120159).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1120158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120153) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2160 + ... + 2627.

It is an arithmetic number, because the mean of its divisors is an integer number (108927).

2^1120158 is an apocalyptic number.

1120158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1120158 is an abundant number, since it is smaller than the sum of its proper divisors (1494090).

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

1120158 is a wasteful number, since it uses less digits than its factorization.

1120158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4808 (or 4805 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 1120158 is about 1058.3751697768. The cubic root of 1120158 is about 103.8547652245.

Adding to 1120158 its reverse (8510211), we get a palindrome (9630369).

The spelling of 1120158 in words is "one million, one hundred twenty thousand, one hundred fifty-eight".