1112401158 has 48 divisors (see below), whose sum is σ = 2456767488. Its totient is φ = 335530800.

The previous prime is 1112401097. The next prime is 1112401159. The reversal of 1112401158 is 8511042111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112401159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158463 + ... + 165333.

It is an arithmetic number, because the mean of its divisors is an integer number (51182656).

Almost surely, 2^1112401158 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112401158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1228383744).

1112401158 is an abundant number, since it is smaller than the sum of its proper divisors (1344366330).

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

1112401158 is a wasteful number, since it uses less digits than its factorization.

1112401158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7121 (or 7110 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 24.

The square root of 1112401158 is about 33352.6784231791. The cubic root of 1112401158 is about 1036.1448611804.

Adding to 1112401158 its reverse (8511042111), we get a palindrome (9623443269).

The spelling of 1112401158 in words is "one billion, one hundred twelve million, four hundred one thousand, one hundred fifty-eight".