12195063347 has 4 divisors (see below), whose sum is σ = 12195300936. Its totient is φ = 12194825760.

The previous prime is 12195063323. The next prime is 12195063403. The reversal of 12195063347 is 74336059121.

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

It is a cyclic number.

It is not a de Polignac number, because 12195063347 - 2⁸ = 12195063091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12195263347) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6278 + ... + 156299.

It is an arithmetic number, because the mean of its divisors is an integer number (3048825234).

Almost surely, 2^12195063347 is an apocalyptic number.

12195063347 is a deficient number, since it is larger than the sum of its proper divisors (237589).

12195063347 is an equidigital number, since it uses as much as digits as its factorization.

12195063347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237588.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 12195063347 in words is "twelve billion, one hundred ninety-five million, sixty-three thousand, three hundred forty-seven".