12219314 has 4 divisors (see below), whose sum is σ = 18328974. Its totient is φ = 6109656.

The previous prime is 12219307. The next prime is 12219323. The reversal of 12219314 is 41391221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41391221 = 2341 ⋅17681.

It can be written as a sum of positive squares in only one way, i.e., 8151025 + 4068289 = 2855^2 + 2017^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12219314.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3054827 + ... + 3054830.

Almost surely, 2^12219314 is an apocalyptic number.

12219314 is a deficient number, since it is larger than the sum of its proper divisors (6109660).

12219314 is an equidigital number, since it uses as much as digits as its factorization.

12219314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6109659.

The product of its digits is 432, while the sum is 23.

The square root of 12219314 is about 3495.6135369918. The cubic root of 12219314 is about 230.3291695089.

The spelling of 12219314 in words is "twelve million, two hundred nineteen thousand, three hundred fourteen".