112157071 has 4 divisors (see below), whose sum is σ = 120784552. Its totient is φ = 103529592.

The previous prime is 112157069. The next prime is 112157077. The reversal of 112157071 is 170751211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112157071 - 2¹ = 112157069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112157077) 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, 4313721 + ... + 4313746.

It is an arithmetic number, because the mean of its divisors is an integer number (30196138).

Almost surely, 2^112157071 is an apocalyptic number.

112157071 is a deficient number, since it is larger than the sum of its proper divisors (8627481).

112157071 is an equidigital number, since it uses as much as digits as its factorization.

112157071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8627480.

The product of its (nonzero) digits is 490, while the sum is 25.

The square root of 112157071 is about 10590.4235514922. The cubic root of 112157071 is about 482.2536829690.

The spelling of 112157071 in words is "one hundred twelve million, one hundred fifty-seven thousand, seventy-one".