112561071 has 8 divisors (see below), whose sum is σ = 171521664. Its totient is φ = 64320600.

The previous prime is 112561039. The next prime is 112561081. The reversal of 112561071 is 170165211.

112561071 = 2829² + 2830² + ... + 2842².

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112561071 - 2⁵ = 112561039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112561021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2680005 + ... + 2680046.

It is an arithmetic number, because the mean of its divisors is an integer number (21440208).

Almost surely, 2^112561071 is an apocalyptic number.

112561071 is a deficient number, since it is larger than the sum of its proper divisors (58960593).

112561071 is an equidigital number, since it uses as much as digits as its factorization.

112561071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5360061.

The product of its (nonzero) digits is 420, while the sum is 24.

The square root of 112561071 is about 10609.4802417461. The cubic root of 112561071 is about 482.8320296894.

The spelling of 112561071 in words is "one hundred twelve million, five hundred sixty-one thousand, seventy-one".