12153214 has 4 divisors (see below), whose sum is σ = 18229824. Its totient is φ = 6076606.

The previous prime is 12153203. The next prime is 12153221. The reversal of 12153214 is 41235121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41235121 = 47 ⋅877343.

It is a super-2 number, since 2×12153214² = 295401221059592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12153191 and 12153200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3038302 + ... + 3038305.

It is an arithmetic number, because the mean of its divisors is an integer number (4557456).

Almost surely, 2^12153214 is an apocalyptic number.

12153214 is a deficient number, since it is larger than the sum of its proper divisors (6076610).

12153214 is an equidigital number, since it uses as much as digits as its factorization.

12153214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6076609.

The product of its digits is 240, while the sum is 19.

The square root of 12153214 is about 3486.1460095641. The cubic root of 12153214 is about 229.9130988652.

Adding to 12153214 its reverse (41235121), we get a palindrome (53388335).

It can be divided in two parts, 121 and 53214, that added together give a palindrome (53335).

The spelling of 12153214 in words is "twelve million, one hundred fifty-three thousand, two hundred fourteen".