1112999 has 4 divisors (see below), whose sum is σ = 1123320. Its totient is φ = 1102680.

The previous prime is 1112983. The next prime is 1113011. The reversal of 1112999 is 9992111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9992111 = 167 ⋅59833.

It is a cyclic number.

It is not a de Polignac number, because 1112999 - 2⁴ = 1112983 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4997 + ... + 5214.

It is an arithmetic number, because the mean of its divisors is an integer number (280830).

2^1112999 is an apocalyptic number.

1112999 is a deficient number, since it is larger than the sum of its proper divisors (10321).

1112999 is a wasteful number, since it uses less digits than its factorization.

1112999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10320.

The product of its digits is 1458, while the sum is 32.

The square root of 1112999 is about 1054.9876776532. The cubic root of 1112999 is about 103.6330447700.

The spelling of 1112999 in words is "one million, one hundred twelve thousand, nine hundred ninety-nine".