12135695 has 24 divisors (see below), whose sum is σ = 17249568. Its totient is φ = 8141760.

The previous prime is 12135689. The next prime is 12135701. The reversal of 12135695 is 59653121.

It is an interprime number because it is at equal distance from previous prime (12135689) and next prime (12135701).

It is not a de Polignac number, because 12135695 - 2²² = 7941391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7094 + ... + 8636.

It is an arithmetic number, because the mean of its divisors is an integer number (718732).

Almost surely, 2^12135695 is an apocalyptic number.

12135695 is a deficient number, since it is larger than the sum of its proper divisors (5113873).

12135695 is a wasteful number, since it uses less digits than its factorization.

12135695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583 (or 1572 counting only the distinct ones).

The product of its digits is 8100, while the sum is 32.

The square root of 12135695 is about 3483.6324432982. The cubic root of 12135695 is about 229.8025715998.

The spelling of 12135695 in words is "twelve million, one hundred thirty-five thousand, six hundred ninety-five".