12061594 has 4 divisors (see below), whose sum is σ = 18092394. Its totient is φ = 6030796.

The previous prime is 12061583. The next prime is 12061597. The reversal of 12061594 is 49516021.

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

It can be written as a sum of positive squares in only one way, i.e., 8208225 + 3853369 = 2865^2 + 1963^2 .

It is not an unprimeable number, because it can be changed into a prime (12061597) 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 as a sum of consecutive naturals, namely, 3015397 + ... + 3015400.

Almost surely, 2^12061594 is an apocalyptic number.

12061594 is a deficient number, since it is larger than the sum of its proper divisors (6030800).

12061594 is an equidigital number, since it uses as much as digits as its factorization.

12061594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6030799.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 12061594 is about 3472.9805642992. The cubic root of 12061594 is about 229.3338887185. Note that the first 3 decimals are identical.

The spelling of 12061594 in words is "twelve million, sixty-one thousand, five hundred ninety-four".