11272867 has 4 divisors (see below), whose sum is σ = 11307256. Its totient is φ = 11238480.

The previous prime is 11272843. The next prime is 11272897. The reversal of 11272867 is 76827211.

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 11272867 - 2¹⁹ = 10748579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11272897) 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, 16698 + ... + 17359.

It is an arithmetic number, because the mean of its divisors is an integer number (2826814).

Almost surely, 2^11272867 is an apocalyptic number.

11272867 is a deficient number, since it is larger than the sum of its proper divisors (34389).

11272867 is an equidigital number, since it uses as much as digits as its factorization.

11272867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34388.

The product of its digits is 9408, while the sum is 34.

The square root of 11272867 is about 3357.5090468977. The cubic root of 11272867 is about 224.2219512964.

The spelling of 11272867 in words is "eleven million, two hundred seventy-two thousand, eight hundred sixty-seven".