12196019 has 4 divisors (see below), whose sum is σ = 13304760. Its totient is φ = 11087280.

The previous prime is 12196013. The next prime is 12196031. The reversal of 12196019 is 91069121.

12196019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12196019 is a prime.

It is a super-2 number, since 2×12196019² = 297485758896722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12195982 and 12196000.

It is not an unprimeable number, because it can be changed into a prime (12196013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554354 + ... + 554375.

It is an arithmetic number, because the mean of its divisors is an integer number (3326190).

Almost surely, 2^12196019 is an apocalyptic number.

12196019 is a deficient number, since it is larger than the sum of its proper divisors (1108741).

12196019 is a wasteful number, since it uses less digits than its factorization.

12196019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108740.

The product of its (nonzero) digits is 972, while the sum is 29.

The square root of 12196019 is about 3492.2799143253. The cubic root of 12196019 is about 230.1827092618.

The spelling of 12196019 in words is "twelve million, one hundred ninety-six thousand, nineteen".