12042525 has 36 divisors (see below), whose sum is σ = 21901376. Its totient is φ = 5834400.

The previous prime is 12042517. The next prime is 12042551. The reversal of 12042525 is 52524021.

It is a happy number.

It is not a de Polignac number, because 12042525 - 2³ = 12042517 is a prime.

It is a Duffinian number.

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 35 ways as a sum of consecutive naturals, for example, 8412 + ... + 9738.

Almost surely, 2^12042525 is an apocalyptic number.

12042525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12042525 is a deficient number, since it is larger than the sum of its proper divisors (9858851).

12042525 is a wasteful number, since it uses less digits than its factorization.

12042525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362 (or 1346 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 12042525 is about 3470.2341419564. The cubic root of 12042525 is about 229.2129684222.

Adding to 12042525 its reverse (52524021), we get a palindrome (64566546).

The spelling of 12042525 in words is "twelve million, forty-two thousand, five hundred twenty-five".