12058661 has 8 divisors (see below), whose sum is σ = 12812544. Its totient is φ = 11309760.

The previous prime is 12058621. The next prime is 12058679. The reversal of 12058661 is 16685021.

It is a happy number.

12058661 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12058661 - 2¹⁰ = 12057637 is a prime.

It is a super-2 number, since 2×12058661² = 290822610225842, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12058621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4556 + ... + 6698.

It is an arithmetic number, because the mean of its divisors is an integer number (1601568).

Almost surely, 2^12058661 is an apocalyptic number.

It is an amenable number.

12058661 is a deficient number, since it is larger than the sum of its proper divisors (753883).

12058661 is a wasteful number, since it uses less digits than its factorization.

12058661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 12058661 is about 3472.5582788486. The cubic root of 12058661 is about 229.3152982839.

The spelling of 12058661 in words is "twelve million, fifty-eight thousand, six hundred sixty-one".