12099375 has 50 divisors (see below), whose sum is σ = 22680240. Its totient is φ = 6426000.

The previous prime is 12099349. The next prime is 12099379. The reversal of 12099375 is 57399021.

It is not a de Polignac number, because 12099375 - 2¹⁶ = 12033839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12099379) by changing a digit.

It is a polite number, since it can be written in 49 ways as a sum of consecutive naturals, for example, 50506 + ... + 50744.

Almost surely, 2^12099375 is an apocalyptic number.

12099375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12099375 is a deficient number, since it is larger than the sum of its proper divisors (10580865).

12099375 is an frugal number, since it uses more digits than its factorization.

12099375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 12099375 is about 3478.4155875916. The cubic root of 12099375 is about 229.5730896257.

The spelling of 12099375 in words is "twelve million, ninety-nine thousand, three hundred seventy-five".