12125254 has 4 divisors (see below), whose sum is σ = 18187884. Its totient is φ = 6062626.

The previous prime is 12125251. The next prime is 12125257. The reversal of 12125254 is 45252121.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12125251) and next prime (12125257).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12125251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3031312 + ... + 3031315.

It is an arithmetic number, because the mean of its divisors is an integer number (4546971).

Almost surely, 2^12125254 is an apocalyptic number.

12125254 is a deficient number, since it is larger than the sum of its proper divisors (6062630).

12125254 is an equidigital number, since it uses as much as digits as its factorization.

12125254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6062629.

The product of its digits is 800, while the sum is 22.

The square root of 12125254 is about 3482.1335413795. The cubic root of 12125254 is about 229.7366487971.

Adding to 12125254 its reverse (45252121), we get a palindrome (57377375).

The spelling of 12125254 in words is "twelve million, one hundred twenty-five thousand, two hundred fifty-four".