12753533 has 8 divisors (see below), whose sum is σ = 14208600. Its totient is φ = 11366208.

The previous prime is 12753511. The next prime is 12753557. The reversal of 12753533 is 33535721.

It can be written as a sum of positive squares in 4 ways, for example, as 1315609 + 11437924 = 1147^2 + 3382^2 .

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 12753533 - 2⁶ = 12753469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12753496 and 12753505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12753833) 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, 16538 + ... + 17291.

It is an arithmetic number, because the mean of its divisors is an integer number (1776075).

Almost surely, 2^12753533 is an apocalyptic number.

12753533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12753533 is a deficient number, since it is larger than the sum of its proper divisors (1455067).

12753533 is a wasteful number, since it uses less digits than its factorization.

12753533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33871.

The product of its digits is 9450, while the sum is 29.

The square root of 12753533 is about 3571.2088989584. The cubic root of 12753533 is about 233.6380126438.

The spelling of 12753533 in words is "twelve million, seven hundred fifty-three thousand, five hundred thirty-three".