12461653 has 6 divisors (see below), whose sum is σ = 13027574. Its totient is φ = 11919336.

The previous prime is 12461651. The next prime is 12461689. The reversal of 12461653 is 35616421.

It can be written as a sum of positive squares in only one way, i.e., 6517809 + 5943844 = 2553^2 + 2438^2 .

It is not a de Polignac number, because 12461653 - 2¹ = 12461651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12461651) 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 5 ways as a sum of consecutive naturals, for example, 11250 + ... + 12307.

Almost surely, 2^12461653 is an apocalyptic number.

It is an amenable number.

12461653 is a deficient number, since it is larger than the sum of its proper divisors (565921).

12461653 is an equidigital number, since it uses as much as digits as its factorization.

12461653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23603 (or 23580 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 12461653 is about 3530.1066556125. The cubic root of 12461653 is about 231.8418772419.

The spelling of 12461653 in words is "twelve million, four hundred sixty-one thousand, six hundred fifty-three".