12145694095 has 4 divisors (see below), whose sum is σ = 14574832920. Its totient is φ = 9716555272.

The previous prime is 12145694059. The next prime is 12145694117. The reversal of 12145694095 is 59049654121.

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 12145694095 - 2¹¹ = 12145692047 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 1214569405 + ... + 1214569414.

It is an arithmetic number, because the mean of its divisors is an integer number (3643708230).

Almost surely, 2^12145694095 is an apocalyptic number.

12145694095 is a deficient number, since it is larger than the sum of its proper divisors (2429138825).

12145694095 is an equidigital number, since it uses as much as digits as its factorization.

12145694095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2429138824.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 12145694095 in words is "twelve billion, one hundred forty-five million, six hundred ninety-four thousand, ninety-five".