13247127 has 6 divisors (see below), whose sum is σ = 19134752. Its totient is φ = 8831412.

The previous prime is 13247119. The next prime is 13247159. The reversal of 13247127 is 72174231.

It is a happy number.

It is not a de Polignac number, because 13247127 - 2³ = 13247119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13247127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13247107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 735943 + ... + 735960.

Almost surely, 2^13247127 is an apocalyptic number.

13247127 is a deficient number, since it is larger than the sum of its proper divisors (5887625).

13247127 is a wasteful number, since it uses less digits than its factorization.

13247127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471909 (or 1471906 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 13247127 is about 3639.6602863454. The cubic root of 13247127 is about 236.6140703945.

The spelling of 13247127 in words is "thirteen million, two hundred forty-seven thousand, one hundred twenty-seven".