112139255 has 16 divisors (see below), whose sum is σ = 137712960. Its totient is φ = 87629568.

The previous prime is 112139243. The next prime is 112139257. The reversal of 112139255 is 552931211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112139255 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112139257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68891 + ... + 70499.

It is an arithmetic number, because the mean of its divisors is an integer number (8607060).

Almost surely, 2^112139255 is an apocalyptic number.

112139255 is a deficient number, since it is larger than the sum of its proper divisors (25573705).

112139255 is a wasteful number, since it uses less digits than its factorization.

112139255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930.

The product of its digits is 2700, while the sum is 29.

The square root of 112139255 is about 10589.5823808118. The cubic root of 112139255 is about 482.2281465003.

The spelling of 112139255 in words is "one hundred twelve million, one hundred thirty-nine thousand, two hundred fifty-five".