11279243 has 2 divisors, whose sum is σ = 11279244. Its totient is φ = 11279242.

The previous prime is 11279209. The next prime is 11279263. The reversal of 11279243 is 34297211.

11279243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11279243 - 2¹⁰ = 11278219 is a prime.

It is equal to p₇₄₃₇₁₇ and since 11279243 and 743717 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (11279263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5639621 + 5639622.

It is an arithmetic number, because the mean of its divisors is an integer number (5639622).

Almost surely, 2^11279243 is an apocalyptic number.

11279243 is a deficient number, since it is larger than the sum of its proper divisors (1).

11279243 is an equidigital number, since it uses as much as digits as its factorization.

11279243 is an evil number, because the sum of its binary digits is even.

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

The square root of 11279243 is about 3358.4584261235. The cubic root of 11279243 is about 224.2642170811.

The spelling of 11279243 in words is "eleven million, two hundred seventy-nine thousand, two hundred forty-three".