11812214 has 8 divisors (see below), whose sum is σ = 17744400. Its totient is φ = 5897416.

The previous prime is 11812211. The next prime is 11812217. The reversal of 11812214 is 41221811.

It is an interprime number because it is at equal distance from previous prime (11812211) and next prime (11812217).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11812211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2489 + ... + 5460.

It is an arithmetic number, because the mean of its divisors is an integer number (2218050).

Almost surely, 2^11812214 is an apocalyptic number.

11812214 is a deficient number, since it is larger than the sum of its proper divisors (5932186).

11812214 is an equidigital number, since it uses as much as digits as its factorization.

11812214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8694.

The product of its digits is 128, while the sum is 20.

The square root of 11812214 is about 3436.8901640873. The cubic root of 11812214 is about 227.7423348558.

The spelling of 11812214 in words is "eleven million, eight hundred twelve thousand, two hundred fourteen".