11243426 has 8 divisors (see below), whose sum is σ = 17857260. Its totient is φ = 5291008.

The previous prime is 11243423. The next prime is 11243431. The reversal of 11243426 is 62434211.

It can be written as a sum of positive squares in 2 ways, for example, as 8404201 + 2839225 = 2899^2 + 1685^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11243423) 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, 165311 + ... + 165378.

Almost surely, 2^11243426 is an apocalyptic number.

11243426 is a deficient number, since it is larger than the sum of its proper divisors (6613834).

11243426 is a wasteful number, since it uses less digits than its factorization.

11243426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330708.

The product of its digits is 1152, while the sum is 23.

The square root of 11243426 is about 3353.1218289827. The cubic root of 11243426 is about 224.0265832609.

Adding to 11243426 its reverse (62434211), we get a palindrome (73677637).

The spelling of 11243426 in words is "eleven million, two hundred forty-three thousand, four hundred twenty-six".