12114345 has 16 divisors (see below), whose sum is σ = 19573632. Its totient is φ = 6397440.

The previous prime is 12114341. The next prime is 12114367. The reversal of 12114345 is 54341121.

It is not a de Polignac number, because 12114345 - 2² = 12114341 is a prime.

It is a super-3 number, since 3×12114345³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12114341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2376 + ... + 5465.

It is an arithmetic number, because the mean of its divisors is an integer number (1223352).

Almost surely, 2^12114345 is an apocalyptic number.

12114345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12114345 is a deficient number, since it is larger than the sum of its proper divisors (7459287).

12114345 is a wasteful number, since it uses less digits than its factorization.

12114345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7952.

The product of its digits is 480, while the sum is 21.

The square root of 12114345 is about 3480.5667641923. The cubic root of 12114345 is about 229.6677306785.

Adding to 12114345 its reverse (54341121), we get a palindrome (66455466).

The spelling of 12114345 in words is "twelve million, one hundred fourteen thousand, three hundred forty-five".