12005375 has 8 divisors (see below), whose sum is σ = 14982864. Its totient is φ = 9604200.

The previous prime is 12005363. The next prime is 12005407. The reversal of 12005375 is 57350021.

It is not a de Polignac number, because 12005375 - 2¹² = 12001279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12005375.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47897 + ... + 48146.

It is an arithmetic number, because the mean of its divisors is an integer number (1872858).

Almost surely, 2^12005375 is an apocalyptic number.

12005375 is a deficient number, since it is larger than the sum of its proper divisors (2977489).

12005375 is an frugal number, since it uses more digits than its factorization.

12005375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96058 (or 96048 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 12005375 is about 3464.8773427064. The cubic root of 12005375 is about 228.9770258475.

Adding to 12005375 its reverse (57350021), we get a palindrome (69355396).

The spelling of 12005375 in words is "twelve million, five thousand, three hundred seventy-five".