13277128 has 32 divisors (see below), whose sum is σ = 25992000. Its totient is φ = 6350400.

The previous prime is 13277123. The next prime is 13277129. The reversal of 13277128 is 82177231.

13277128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13277128.

It is not an unprimeable number, because it can be changed into a prime (13277123) 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, 34843 + ... + 35221.

It is an arithmetic number, because the mean of its divisors is an integer number (812250).

Almost surely, 2^13277128 is an apocalyptic number.

It is an amenable number.

13277128 is a deficient number, since it is larger than the sum of its proper divisors (12714872).

13277128 is a wasteful number, since it uses less digits than its factorization.

13277128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565 (or 561 counting only the distinct ones).

The product of its digits is 4704, while the sum is 31.

The square root of 13277128 is about 3643.7793566570. The cubic root of 13277128 is about 236.7925570615.

The spelling of 13277128 in words is "thirteen million, two hundred seventy-seven thousand, one hundred twenty-eight".