12753551 has 4 divisors (see below), whose sum is σ = 12760704. Its totient is φ = 12746400.

The previous prime is 12753511. The next prime is 12753557. The reversal of 12753551 is 15535721.

It is a happy number.

12753551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 12753551 - 2⁶ = 12753487 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 (12753557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1511 + ... + 5271.

It is an arithmetic number, because the mean of its divisors is an integer number (3190176).

Almost surely, 2^12753551 is an apocalyptic number.

12753551 is a deficient number, since it is larger than the sum of its proper divisors (7153).

12753551 is an equidigital number, since it uses as much as digits as its factorization.

12753551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7152.

The product of its digits is 5250, while the sum is 29.

The square root of 12753551 is about 3571.2114191126. The cubic root of 12753551 is about 233.6381225606.

The spelling of 12753551 in words is "twelve million, seven hundred fifty-three thousand, five hundred fifty-one".