11291214 has 16 divisors (see below), whose sum is σ = 24635520. Its totient is φ = 3421560.

The previous prime is 11291209. The next prime is 11291219. The reversal of 11291214 is 41219211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11291209) and next prime (11291219).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11291219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85474 + ... + 85605.

It is an arithmetic number, because the mean of its divisors is an integer number (1539720).

Almost surely, 2^11291214 is an apocalyptic number.

11291214 is an abundant number, since it is smaller than the sum of its proper divisors (13344306).

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

11291214 is a wasteful number, since it uses less digits than its factorization.

11291214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171095.

The product of its digits is 144, while the sum is 21.

The square root of 11291214 is about 3360.2401699879. The cubic root of 11291214 is about 224.3435284832.

The spelling of 11291214 in words is "eleven million, two hundred ninety-one thousand, two hundred fourteen".