13265265 has 32 divisors (see below), whose sum is σ = 23264640. Its totient is φ = 6414336.

The previous prime is 13265261. The next prime is 13265269. The reversal of 13265265 is 56256231.

13265265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13265261) and next prime (13265269).

It is not a de Polignac number, because 13265265 - 2² = 13265261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13265261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10929 + ... + 12081.

It is an arithmetic number, because the mean of its divisors is an integer number (727020).

Almost surely, 2^13265265 is an apocalyptic number.

13265265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13265265 is a deficient number, since it is larger than the sum of its proper divisors (9999375).

13265265 is a wasteful number, since it uses less digits than its factorization.

13265265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233.

The product of its digits is 10800, while the sum is 30.

The square root of 13265265 is about 3642.1511500760. The cubic root of 13265265 is about 236.7220120072.

It can be divided in two parts, 13265 and 265, that added together give a triangular number (13530 = T₁₆₄).

The spelling of 13265265 in words is "thirteen million, two hundred sixty-five thousand, two hundred sixty-five".