11272299 has 4 divisors (see below), whose sum is σ = 15029736. Its totient is φ = 7514864.

The previous prime is 11272291. The next prime is 11272367. The reversal of 11272299 is 99227211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99227211 = 3 ⋅33075737.

It is a cyclic number.

It is not a de Polignac number, because 11272299 - 2³ = 11272291 is a prime.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (11272291) 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, 1878714 + ... + 1878719.

It is an arithmetic number, because the mean of its divisors is an integer number (3757434).

Almost surely, 2^11272299 is an apocalyptic number.

11272299 is a deficient number, since it is larger than the sum of its proper divisors (3757437).

11272299 is an equidigital number, since it uses as much as digits as its factorization.

11272299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3757436.

The product of its digits is 4536, while the sum is 33.

The square root of 11272299 is about 3357.4244593140. The cubic root of 11272299 is about 224.2181853155.

The spelling of 11272299 in words is "eleven million, two hundred seventy-two thousand, two hundred ninety-nine".