13147265 has 16 divisors (see below), whose sum is σ = 16450560. Its totient is φ = 10078080.

The previous prime is 13147261. The next prime is 13147301. The reversal of 13147265 is 56274131.

It is not a de Polignac number, because 13147265 - 2² = 13147261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13147261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11552 + ... + 12638.

It is an arithmetic number, because the mean of its divisors is an integer number (1028160).

Almost surely, 2^13147265 is an apocalyptic number.

It is an amenable number.

13147265 is a deficient number, since it is larger than the sum of its proper divisors (3303295).

13147265 is a wasteful number, since it uses less digits than its factorization.

13147265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192.

The product of its digits is 5040, while the sum is 29.

The square root of 13147265 is about 3625.9157464012. The cubic root of 13147265 is about 236.0180071006.

The spelling of 13147265 in words is "thirteen million, one hundred forty-seven thousand, two hundred sixty-five".