1113279 has 16 divisors (see below), whose sum is σ = 1596672. Its totient is φ = 687488.

The previous prime is 1113257. The next prime is 1113317. The reversal of 1113279 is 9723111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4102 + ... + 4364.

It is an arithmetic number, because the mean of its divisors is an integer number (99792).

2^1113279 is an apocalyptic number.

1113279 is a deficient number, since it is larger than the sum of its proper divisors (483393).

1113279 is a wasteful number, since it uses less digits than its factorization.

1113279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366.

The product of its digits is 378, while the sum is 24.

The square root of 1113279 is about 1055.1203722799. The cubic root of 1113279 is about 103.6417344512.

It can be divided in two parts, 11132 and 79, that added together give a palindrome (11211).

The spelling of 1113279 in words is "one million, one hundred thirteen thousand, two hundred seventy-nine".