12774553 has 8 divisors (see below), whose sum is σ = 14232960. Its totient is φ = 11365680.

The previous prime is 12774547. The next prime is 12774557. The reversal of 12774553 is 35547721.

12774553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12774553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12774557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11838 + ... + 12871.

It is an arithmetic number, because the mean of its divisors is an integer number (1779120).

Almost surely, 2^12774553 is an apocalyptic number.

It is an amenable number.

12774553 is a deficient number, since it is larger than the sum of its proper divisors (1458407).

12774553 is a wasteful number, since it uses less digits than its factorization.

12774553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24767.

The product of its digits is 29400, while the sum is 34.

The square root of 12774553 is about 3574.1506683407. The cubic root of 12774553 is about 233.7663006353.

The spelling of 12774553 in words is "twelve million, seven hundred seventy-four thousand, five hundred fifty-three".