1112387 has 4 divisors (see below), whose sum is σ = 1119216. Its totient is φ = 1105560.

The previous prime is 1112383. The next prime is 1112389. The reversal of 1112387 is 7832111.

It is a happy number.

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 1112387 - 2² = 1112383 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (1112381) 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, 3164 + ... + 3497.

It is an arithmetic number, because the mean of its divisors is an integer number (279804).

2^1112387 is an apocalyptic number.

1112387 is a deficient number, since it is larger than the sum of its proper divisors (6829).

1112387 is an equidigital number, since it uses as much as digits as its factorization.

1112387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6828.

The product of its digits is 336, while the sum is 23.

The square root of 1112387 is about 1054.6975869888. The cubic root of 1112387 is about 103.6140465344.

Adding to 1112387 its reverse (7832111), we get a palindrome (8944498).

The spelling of 1112387 in words is "one million, one hundred twelve thousand, three hundred eighty-seven".