12066015 has 32 divisors (see below), whose sum is σ = 21288960. Its totient is φ = 5798016.

The previous prime is 12065993. The next prime is 12066023. The reversal of 12066015 is 51066021.

It is a happy number.

It is not a de Polignac number, because 12066015 - 2⁸ = 12065759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12065982 and 12066000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7666 + ... + 9104.

It is an arithmetic number, because the mean of its divisors is an integer number (665280).

Almost surely, 2^12066015 is an apocalyptic number.

12066015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12066015 is a deficient number, since it is larger than the sum of its proper divisors (9222945).

12066015 is a wasteful number, since it uses less digits than its factorization.

12066015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 12066015 is about 3473.6169909764. The cubic root of 12066015 is about 229.3619049512.

The spelling of 12066015 in words is "twelve million, sixty-six thousand, fifteen".