112520805 has 32 divisors (see below), whose sum is σ = 184664064. Its totient is φ = 58487616.

The previous prime is 112520803. The next prime is 112520839. The reversal of 112520805 is 508025211.

It is not a de Polignac number, because 112520805 - 2¹ = 112520803 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112520803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102972 + ... + 104058.

It is an arithmetic number, because the mean of its divisors is an integer number (5770752).

Almost surely, 2^112520805 is an apocalyptic number.

112520805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112520805 is a deficient number, since it is larger than the sum of its proper divisors (72143259).

112520805 is a wasteful number, since it uses less digits than its factorization.

112520805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265.

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 112520805 is about 10607.5824295642. The cubic root of 112520805 is about 482.7744489969.

The spelling of 112520805 in words is "one hundred twelve million, five hundred twenty thousand, eight hundred five".