112342155 has 32 divisors (see below), whose sum is σ = 189872640. Its totient is φ = 56563200.

The previous prime is 112342151. The next prime is 112342157. The reversal of 112342155 is 551243211.

It is a happy number.

It is not a de Polignac number, because 112342155 - 2² = 112342151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112342151) 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 31 ways as a sum of consecutive naturals, for example, 113794 + ... + 114776.

It is an arithmetic number, because the mean of its divisors is an integer number (5933520).

Almost surely, 2^112342155 is an apocalyptic number.

112342155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

112342155 is a deficient number, since it is larger than the sum of its proper divisors (77530485).

112342155 is a wasteful number, since it uses less digits than its factorization.

112342155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411.

The product of its digits is 1200, while the sum is 24.

The square root of 112342155 is about 10599.1582212929. The cubic root of 112342155 is about 482.5188122995.

Adding to 112342155 its reverse (551243211), we get a palindrome (663585366).

The spelling of 112342155 in words is "one hundred twelve million, three hundred forty-two thousand, one hundred fifty-five".