12025526 has 4 divisors (see below), whose sum is σ = 18038292. Its totient is φ = 6012762.

The previous prime is 12025513. The next prime is 12025529. The reversal of 12025526 is 62552021.

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

It is a super-2 number, since 2×12025526² = 289226551153352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12025529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3006380 + ... + 3006383.

It is an arithmetic number, because the mean of its divisors is an integer number (4509573).

Almost surely, 2^12025526 is an apocalyptic number.

12025526 is a deficient number, since it is larger than the sum of its proper divisors (6012766).

12025526 is an equidigital number, since it uses as much as digits as its factorization.

12025526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6012765.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 12025526 is about 3467.7840186494. The cubic root of 12025526 is about 229.1050667419.

Adding to 12025526 its reverse (62552021), we get a palindrome (74577547).

The spelling of 12025526 in words is "twelve million, twenty-five thousand, five hundred twenty-six".