1112279 has 8 divisors (see below), whose sum is σ = 1338240. Its totient is φ = 903096.

The previous prime is 1112273. The next prime is 1112291. The reversal of 1112279 is 9722111.

1112279 = T₅₇ + T₅₈ + ... + T₁₈₉.

1112279 = 17² + 18² + ... + 149².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112279 - 2²⁰ = 63703 is a prime.

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 (1112273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4049 + ... + 4314.

It is an arithmetic number, because the mean of its divisors is an integer number (167280).

2^1112279 is an apocalyptic number.

1112279 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1112279 is a deficient number, since it is larger than the sum of its proper divisors (225961).

1112279 is an equidigital number, since it uses as much as digits as its factorization.

1112279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8389.

The product of its digits is 252, while the sum is 23.

The square root of 1112279 is about 1054.6463862357. The cubic root of 1112279 is about 103.6106931813.

The spelling of 1112279 in words is "one million, one hundred twelve thousand, two hundred seventy-nine".