12145114 has 4 divisors (see below), whose sum is σ = 18217674. Its totient is φ = 6072556.

The previous prime is 12145103. The next prime is 12145151. The reversal of 12145114 is 41154121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41154121 = 1567 ⋅26263.

It can be written as a sum of positive squares in only one way, i.e., 11675889 + 469225 = 3417^2 + 685^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12145091 and 12145100.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3036277 + ... + 3036280.

Almost surely, 2^12145114 is an apocalyptic number.

12145114 is a deficient number, since it is larger than the sum of its proper divisors (6072560).

12145114 is an equidigital number, since it uses as much as digits as its factorization.

12145114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6072559.

The product of its digits is 160, while the sum is 19.

The square root of 12145114 is about 3484.9840745691. The cubic root of 12145114 is about 229.8620092251.

Adding to 12145114 its reverse (41154121), we get a palindrome (53299235).

It can be divided in two parts, 1214 and 5114, that added together give a triangular number (6328 = T₁₁₂).

The spelling of 12145114 in words is "twelve million, one hundred forty-five thousand, one hundred fourteen".