11248279 has 4 divisors (see below), whose sum is σ = 12855184. Its totient is φ = 9641376.

The previous prime is 11248273. The next prime is 11248283. The reversal of 11248279 is 97284211.

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 11248279 - 2⁷ = 11248151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11248273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803442 + ... + 803455.

It is an arithmetic number, because the mean of its divisors is an integer number (3213796).

Almost surely, 2^11248279 is an apocalyptic number.

11248279 is a deficient number, since it is larger than the sum of its proper divisors (1606905).

11248279 is an equidigital number, since it uses as much as digits as its factorization.

11248279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606904.

The product of its digits is 8064, while the sum is 34.

The square root of 11248279 is about 3353.8454049046. The cubic root of 11248279 is about 224.0588108228.

The spelling of 11248279 in words is "eleven million, two hundred forty-eight thousand, two hundred seventy-nine".