13265001 has 12 divisors (see below), whose sum is σ = 19431360. Its totient is φ = 8718360.

The previous prime is 13264963. The next prime is 13265009. The reversal of 13265001 is 10056231.

13265001 is a `hidden beast` number, since 13 + 2 + 650 + 0 + 1 = 666.

It is not a de Polignac number, because 13265001 - 2⁷ = 13264873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13265009) 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 11 ways as a sum of consecutive naturals, for example, 9741 + ... + 11018.

It is an arithmetic number, because the mean of its divisors is an integer number (1619280).

Almost surely, 2^13265001 is an apocalyptic number.

It is an amenable number.

13265001 is a deficient number, since it is larger than the sum of its proper divisors (6166359).

13265001 is a wasteful number, since it uses less digits than its factorization.

13265001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20836 (or 20833 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 13265001 is about 3642.1149075777. The cubic root of 13265001 is about 236.7204416145.

The spelling of 13265001 in words is "thirteen million, two hundred sixty-five thousand, one".