11278268 has 12 divisors (see below), whose sum is σ = 19825512. Its totient is φ = 5613840.

The previous prime is 11278249. The next prime is 11278271. The reversal of 11278268 is 86287211.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

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, 5303 + ... + 7118.

It is an arithmetic number, because the mean of its divisors is an integer number (1652126).

Almost surely, 2^11278268 is an apocalyptic number.

It is an amenable number.

11278268 is a deficient number, since it is larger than the sum of its proper divisors (8547244).

11278268 is a wasteful number, since it uses less digits than its factorization.

11278268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12652 (or 12650 counting only the distinct ones).

The product of its digits is 10752, while the sum is 35.

The square root of 11278268 is about 3358.3132671030. The cubic root of 11278268 is about 224.2577549479.

The spelling of 11278268 in words is "eleven million, two hundred seventy-eight thousand, two hundred sixty-eight".