112171045 has 24 divisors (see below), whose sum is σ = 157146264. Its totient is φ = 76640256.

The previous prime is 112171019. The next prime is 112171057. The reversal of 112171045 is 540171211.

It can be written as a sum of positive squares in 4 ways, for example, as 39955041 + 72216004 = 6321^2 + 8498^2 .

It is not a de Polignac number, because 112171045 - 2⁷ = 112170917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85837 + ... + 87133.

It is an arithmetic number, because the mean of its divisors is an integer number (6547761).

Almost surely, 2^112171045 is an apocalyptic number.

It is an amenable number.

112171045 is a deficient number, since it is larger than the sum of its proper divisors (44975219).

112171045 is a wasteful number, since it uses less digits than its factorization.

112171045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669 (or 1662 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 22.

The square root of 112171045 is about 10591.0832779277. The cubic root of 112171045 is about 482.2737106351.

The spelling of 112171045 in words is "one hundred twelve million, one hundred seventy-one thousand, forty-five".