12530735 has 16 divisors (see below), whose sum is σ = 17306112. Its totient is φ = 8532000.

The previous prime is 12530729. The next prime is 12530773. The reversal of 12530735 is 53703521.

It is a de Polignac number, because none of the positive numbers 2^k-12530735 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4100 + ... + 6470.

It is an arithmetic number, because the mean of its divisors is an integer number (1081632).

Almost surely, 2^12530735 is an apocalyptic number.

12530735 is a deficient number, since it is larger than the sum of its proper divisors (4775377).

12530735 is a wasteful number, since it uses less digits than its factorization.

12530735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 12530735 is about 3539.8778227504. The cubic root of 12530735 is about 232.2694983056.

The spelling of 12530735 in words is "twelve million, five hundred thirty thousand, seven hundred thirty-five".