12072195 has 12 divisors (see below), whose sum is σ = 20925216. Its totient is φ = 6438480.

The previous prime is 12072191. The next prime is 12072197. The reversal of 12072195 is 59127021.

It is not a de Polignac number, because 12072195 - 2² = 12072191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12072191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134091 + ... + 134180.

It is an arithmetic number, because the mean of its divisors is an integer number (1743768).

Almost surely, 2^12072195 is an apocalyptic number.

12072195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12072195 is a deficient number, since it is larger than the sum of its proper divisors (8853021).

12072195 is a wasteful number, since it uses less digits than its factorization.

12072195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268282 (or 268279 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 12072195 is about 3474.5064397695. The cubic root of 12072195 is about 229.4010566414.

The spelling of 12072195 in words is "twelve million, seventy-two thousand, one hundred ninety-five".