12010985 has 16 divisors (see below), whose sum is σ = 16528512. Its totient is φ = 8208000.

The previous prime is 12010963. The next prime is 12011009. The reversal of 12010985 is 58901021.

It is a happy number.

It is not a de Polignac number, because 12010985 - 2⁸ = 12010729 is a prime.

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, 19685 + ... + 20285.

It is an arithmetic number, because the mean of its divisors is an integer number (1033032).

Almost surely, 2^12010985 is an apocalyptic number.

It is an amenable number.

12010985 is a deficient number, since it is larger than the sum of its proper divisors (4517527).

12010985 is an equidigital number, since it uses as much as digits as its factorization.

12010985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 12010985 is about 3465.6868006212. The cubic root of 12010985 is about 229.0126865711.

The spelling of 12010985 in words is "twelve million, ten thousand, nine hundred eighty-five".