12635263 has 8 divisors (see below), whose sum is σ = 12908160. Its totient is φ = 12364440.

The previous prime is 12635251. The next prime is 12635281. The reversal of 12635263 is 36253621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12635263 - 2²¹ = 10538111 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12635243) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19206 + ... + 19852.

It is an arithmetic number, because the mean of its divisors is an integer number (1613520).

Almost surely, 2^12635263 is an apocalyptic number.

12635263 is a deficient number, since it is larger than the sum of its proper divisors (272897).

12635263 is an equidigital number, since it uses as much as digits as its factorization.

12635263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037.

The product of its digits is 6480, while the sum is 28.

The square root of 12635263 is about 3554.6115118252. The cubic root of 12635263 is about 232.9135538634.

Adding to 12635263 its reverse (36253621), we get a palindrome (48888884).

The spelling of 12635263 in words is "twelve million, six hundred thirty-five thousand, two hundred sixty-three".