13301505 has 24 divisors (see below), whose sum is σ = 26350272. Its totient is φ = 6080544.

The previous prime is 13301503. The next prime is 13301543. The reversal of 13301505 is 50510331.

It is a happy number.

13301505 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13301505 - 2¹ = 13301503 is a prime.

13301505 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (13301503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20799 + ... + 21428.

It is an arithmetic number, because the mean of its divisors is an integer number (1097928).

Almost surely, 2^13301505 is an apocalyptic number.

13301505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13301505 is a deficient number, since it is larger than the sum of its proper divisors (13048767).

13301505 is a wasteful number, since it uses less digits than its factorization.

13301505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42245 (or 42242 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 13301505 is about 3647.1228386222. The cubic root of 13301505 is about 236.9373866535.

Adding to 13301505 its reverse (50510331), we get a palindrome (63811836).

The spelling of 13301505 in words is "thirteen million, three hundred one thousand, five hundred five".