12673535 has 16 divisors (see below), whose sum is σ = 17564736. Its totient is φ = 8598528.

The previous prime is 12673523. The next prime is 12673537. The reversal of 12673535 is 53537621.

It is a cyclic number.

It is not a de Polignac number, because 12673535 - 2⁶ = 12673471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12673537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1529 + ... + 5261.

It is an arithmetic number, because the mean of its divisors is an integer number (1097796).

Almost surely, 2^12673535 is an apocalyptic number.

12673535 is a deficient number, since it is larger than the sum of its proper divisors (4891201).

12673535 is an equidigital number, since it uses as much as digits as its factorization.

12673535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3842.

The product of its digits is 18900, while the sum is 32.

The square root of 12673535 is about 3559.9908707748. The cubic root of 12673535 is about 233.1484805776.

The spelling of 12673535 in words is "twelve million, six hundred seventy-three thousand, five hundred thirty-five".