12125411 has 4 divisors (see below), whose sum is σ = 12135000. Its totient is φ = 12115824.

The previous prime is 12125359. The next prime is 12125413. The reversal of 12125411 is 11452121.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12125411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12125411.

It is not an unprimeable number, because it can be changed into a prime (12125413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2546 + ... + 5543.

It is an arithmetic number, because the mean of its divisors is an integer number (3033750).

Almost surely, 2^12125411 is an apocalyptic number.

12125411 is a deficient number, since it is larger than the sum of its proper divisors (9589).

12125411 is an equidigital number, since it uses as much as digits as its factorization.

12125411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9588.

The product of its digits is 80, while the sum is 17.

The square root of 12125411 is about 3482.1560849566. The cubic root of 12125411 is about 229.7376403502.

Adding to 12125411 its reverse (11452121), we get a palindrome (23577532).

The spelling of 12125411 in words is "twelve million, one hundred twenty-five thousand, four hundred eleven".