12135662 has 16 divisors (see below), whose sum is σ = 22695552. Its totient is φ = 4728120.

The previous prime is 12135611. The next prime is 12135677. The reversal of 12135662 is 26653121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39248 + ... + 39555.

It is an arithmetic number, because the mean of its divisors is an integer number (1418472).

Almost surely, 2^12135662 is an apocalyptic number.

12135662 is a deficient number, since it is larger than the sum of its proper divisors (10559890).

12135662 is a wasteful number, since it uses less digits than its factorization.

12135662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78823.

The product of its digits is 2160, while the sum is 26.

The square root of 12135662 is about 3483.6277068596. The cubic root of 12135662 is about 229.8023633027.

Adding to 12135662 its reverse (26653121), we get a palindrome (38788783).

The spelling of 12135662 in words is "twelve million, one hundred thirty-five thousand, six hundred sixty-two".