12145126 has 8 divisors (see below), whose sum is σ = 20820240. Its totient is φ = 5205048.

The previous prime is 12145103. The next prime is 12145151. The reversal of 12145126 is 62154121.

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

It is a junction number, because it is equal to n+sod(n) for n = 12145097 and 12145106.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 433741 + ... + 433768.

It is an arithmetic number, because the mean of its divisors is an integer number (2602530).

Almost surely, 2^12145126 is an apocalyptic number.

12145126 is a deficient number, since it is larger than the sum of its proper divisors (8675114).

12145126 is an equidigital number, since it uses as much as digits as its factorization.

12145126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867518.

The product of its digits is 480, while the sum is 22.

The square root of 12145126 is about 3484.9857962408. The cubic root of 12145126 is about 229.8620849303.

Adding to 12145126 its reverse (62154121), we get a palindrome (74299247).

The spelling of 12145126 in words is "twelve million, one hundred forty-five thousand, one hundred twenty-six".