1112687 has 4 divisors (see below), whose sum is σ = 1124256. Its totient is φ = 1101120.

The previous prime is 1112677. The next prime is 1112689. The reversal of 1112687 is 7862111.

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

It is a cyclic number.

It is not a de Polignac number, because 1112687 - 2⁶ = 1112623 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112689) 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, 5639 + ... + 5832.

It is an arithmetic number, because the mean of its divisors is an integer number (281064).

2^1112687 is an apocalyptic number.

1112687 is a deficient number, since it is larger than the sum of its proper divisors (11569).

1112687 is an equidigital number, since it uses as much as digits as its factorization.

1112687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11568.

The product of its digits is 672, while the sum is 26.

The square root of 1112687 is about 1054.8397982632. The cubic root of 1112687 is about 103.6233602654.

Adding to 1112687 its reverse (7862111), we get a palindrome (8974798).

The spelling of 1112687 in words is "one million, one hundred twelve thousand, six hundred eighty-seven".