11293247 has 4 divisors (see below), whose sum is σ = 12906576. Its totient is φ = 9679920.

The previous prime is 11293241. The next prime is 11293259. The reversal of 11293247 is 74239211.

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 11293247 - 2²² = 7098943 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 (11293241) 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, 806654 + ... + 806667.

It is an arithmetic number, because the mean of its divisors is an integer number (3226644).

Almost surely, 2^11293247 is an apocalyptic number.

11293247 is a deficient number, since it is larger than the sum of its proper divisors (1613329).

11293247 is an equidigital number, since it uses as much as digits as its factorization.

11293247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613328.

The product of its digits is 3024, while the sum is 29.

The square root of 11293247 is about 3360.5426645112. The cubic root of 11293247 is about 224.3569921380.

The spelling of 11293247 in words is "eleven million, two hundred ninety-three thousand, two hundred forty-seven".