12195795 has 16 divisors (see below), whose sum is σ = 19929600. Its totient is φ = 6365664.

The previous prime is 12195793. The next prime is 12195811. The reversal of 12195795 is 59759121.

It is not a de Polignac number, because 12195795 - 2¹ = 12195793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12195793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7945 + ... + 9354.

It is an arithmetic number, because the mean of its divisors is an integer number (1245600).

Almost surely, 2^12195795 is an apocalyptic number.

12195795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12195795 is a deficient number, since it is larger than the sum of its proper divisors (7733805).

12195795 is a wasteful number, since it uses less digits than its factorization.

12195795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17354.

The product of its digits is 28350, while the sum is 39.

The square root of 12195795 is about 3492.2478434384. The cubic root of 12195795 is about 230.1813000249.

The spelling of 12195795 in words is "twelve million, one hundred ninety-five thousand, seven hundred ninety-five".