12275635 has 4 divisors (see below), whose sum is σ = 14730768. Its totient is φ = 9820504.

The previous prime is 12275623. The next prime is 12275639. The reversal of 12275635 is 53657221.

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 12275635 - 2¹⁷ = 12144563 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12275597 and 12275606.

It is not an unprimeable number, because it can be changed into a prime (12275639) 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, 1227559 + ... + 1227568.

It is an arithmetic number, because the mean of its divisors is an integer number (3682692).

Almost surely, 2^12275635 is an apocalyptic number.

12275635 is a deficient number, since it is larger than the sum of its proper divisors (2455133).

12275635 is an equidigital number, since it uses as much as digits as its factorization.

12275635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455132.

The product of its digits is 12600, while the sum is 31.

The square root of 12275635 is about 3503.6602289606. The cubic root of 12275635 is about 230.6825032934.

It can be divided in two parts, 122 and 75635, that added together give a palindrome (75757).

The spelling of 12275635 in words is "twelve million, two hundred seventy-five thousand, six hundred thirty-five".