12061522 has 32 divisors (see below), whose sum is σ = 20870784. Its totient is φ = 5217520.

The previous prime is 12061501. The next prime is 12061531. The reversal of 12061522 is 22516021.

It is a self number, because there is not a number n which added to its sum of digits gives 12061522.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61128 + ... + 61324.

It is an arithmetic number, because the mean of its divisors is an integer number (652212).

Almost surely, 2^12061522 is an apocalyptic number.

12061522 is a deficient number, since it is larger than the sum of its proper divisors (8809262).

12061522 is a wasteful number, since it uses less digits than its factorization.

12061522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 12061522 is about 3472.9701985476. The cubic root of 12061522 is about 229.3334323921. Note that the first 3 decimals are identical.

Adding to 12061522 its reverse (22516021), we get a palindrome (34577543).

The spelling of 12061522 in words is "twelve million, sixty-one thousand, five hundred twenty-two".