112015133 has 4 divisors (see below), whose sum is σ = 113273820. Its totient is φ = 110756448.

The previous prime is 112015073. The next prime is 112015151. The reversal of 112015133 is 331510211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 47582404 + 64432729 = 6898^2 + 8027^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112015133 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 (112015153) 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, 629210 + ... + 629387.

It is an arithmetic number, because the mean of its divisors is an integer number (28318455).

Almost surely, 2^112015133 is an apocalyptic number.

It is an amenable number.

112015133 is a deficient number, since it is larger than the sum of its proper divisors (1258687).

112015133 is an equidigital number, since it uses as much as digits as its factorization.

112015133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258686.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 112015133 is about 10583.7201871554. The cubic root of 112015133 is about 482.0501617876.

Adding to 112015133 its reverse (331510211), we get a palindrome (443525344).

The spelling of 112015133 in words is "one hundred twelve million, fifteen thousand, one hundred thirty-three".