13528365 has 8 divisors (see below), whose sum is σ = 21645408. Its totient is φ = 7215120.

The previous prime is 13528363. The next prime is 13528367. The reversal of 13528365 is 56382531.

It is an interprime number because it is at equal distance from previous prime (13528363) and next prime (13528367).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13528365 - 2¹ = 13528363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13528363) 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, 450931 + ... + 450960.

It is an arithmetic number, because the mean of its divisors is an integer number (2705676).

Almost surely, 2^13528365 is an apocalyptic number.

13528365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13528365 is a deficient number, since it is larger than the sum of its proper divisors (8117043).

13528365 is an equidigital number, since it uses as much as digits as its factorization.

13528365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901899.

The product of its digits is 21600, while the sum is 33.

The square root of 13528365 is about 3678.0925763227. The cubic root of 13528365 is about 238.2768064333.

The spelling of 13528365 in words is "thirteen million, five hundred twenty-eight thousand, three hundred sixty-five".