112289445 has 12 divisors (see below), whose sum is σ = 194635116. Its totient is φ = 59887680.

The previous prime is 112289423. The next prime is 112289459. The reversal of 112289445 is 544982211.

It can be written as a sum of positive squares in 2 ways, for example, as 16112196 + 96177249 = 4014^2 + 9807^2 .

It is not a de Polignac number, because 112289445 - 2¹⁴ = 112273061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1247616 + ... + 1247705.

It is an arithmetic number, because the mean of its divisors is an integer number (16219593).

Almost surely, 2^112289445 is an apocalyptic number.

112289445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112289445 is a deficient number, since it is larger than the sum of its proper divisors (82345671).

112289445 is a wasteful number, since it uses less digits than its factorization.

112289445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2495332 (or 2495329 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 112289445 is about 10596.6714113442. The cubic root of 112289445 is about 482.4433358963.

The spelling of 112289445 in words is "one hundred twelve million, two hundred eighty-nine thousand, four hundred forty-five".