11214247 has 16 divisors (see below), whose sum is σ = 12672000. Its totient is φ = 9836640.

The previous prime is 11214241. The next prime is 11214257. The reversal of 11214247 is 74241211.

It is not a de Polignac number, because 11214247 - 2²³ = 2825639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11214241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56254 + ... + 56452.

It is an arithmetic number, because the mean of its divisors is an integer number (792000).

Almost surely, 2^11214247 is an apocalyptic number.

11214247 is a deficient number, since it is larger than the sum of its proper divisors (1457753).

11214247 is a wasteful number, since it uses less digits than its factorization.

11214247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366.

The product of its digits is 448, while the sum is 22.

The square root of 11214247 is about 3348.7679824079. The cubic root of 11214247 is about 223.8326170362.

Adding to 11214247 its reverse (74241211), we get a palindrome (85455458).

The spelling of 11214247 in words is "eleven million, two hundred fourteen thousand, two hundred forty-seven".