11214306 has 12 divisors (see below), whose sum is σ = 24297702. Its totient is φ = 3738096.

The previous prime is 11214277. The next prime is 11214311. The reversal of 11214306 is 60341211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11189025 + 25281 = 3345^2 + 159^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 623017 = 11214306 / (1 + 1 + 2 + 1 + 4 + 3 + 0 + 6).

It is a Curzon 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 5 ways as a sum of consecutive naturals, for example, 311491 + ... + 311526.

Almost surely, 2^11214306 is an apocalyptic number.

11214306 is an abundant number, since it is smaller than the sum of its proper divisors (13083396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11214306 is a wasteful number, since it uses less digits than its factorization.

11214306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623025 (or 623022 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 11214306 is about 3348.7767916062. The cubic root of 11214306 is about 223.8330095756.

Adding to 11214306 its reverse (60341211), we get a palindrome (71555517).

The spelling of 11214306 in words is "eleven million, two hundred fourteen thousand, three hundred six".