112448991 has 8 divisors (see below), whose sum is σ = 150029104. Its totient is φ = 74917440.

The previous prime is 112448983. The next prime is 112449013. The reversal of 112448991 is 199844211.

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

It is not a de Polignac number, because 112448991 - 2³ = 112448983 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 (112447991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6340 + ... + 16281.

It is an arithmetic number, because the mean of its divisors is an integer number (18753638).

Almost surely, 2^112448991 is an apocalyptic number.

112448991 is a deficient number, since it is larger than the sum of its proper divisors (37580113).

112448991 is a wasteful number, since it uses less digits than its factorization.

112448991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24281.

The product of its digits is 20736, while the sum is 39.

The square root of 112448991 is about 10604.1968578483. The cubic root of 112448991 is about 482.6717203129.

The spelling of 112448991 in words is "one hundred twelve million, four hundred forty-eight thousand, nine hundred ninety-one".