112129027 has 4 divisors (see below), whose sum is σ = 112247640. Its totient is φ = 112010416.

The previous prime is 112129021. The next prime is 112129097. The reversal of 112129027 is 720921211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 720921211 = 53 ⋅13602287.

It is a cyclic number.

It is not a de Polignac number, because 112129027 - 2¹⁹ = 111604739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112128992 and 112129010.

It is not an unprimeable number, because it can be changed into a prime (112129021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57877 + ... + 59782.

It is an arithmetic number, because the mean of its divisors is an integer number (28061910).

Almost surely, 2^112129027 is an apocalyptic number.

112129027 is a deficient number, since it is larger than the sum of its proper divisors (118613).

112129027 is an equidigital number, since it uses as much as digits as its factorization.

112129027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118612.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 112129027 is about 10589.0994423511. The cubic root of 112129027 is about 482.2134850289.

The spelling of 112129027 in words is "one hundred twelve million, one hundred twenty-nine thousand, twenty-seven".