13497567 has 4 divisors (see below), whose sum is σ = 17996760. Its totient is φ = 8998376.

The previous prime is 13497559. The next prime is 13497577. The reversal of 13497567 is 76579431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13497567 - 2³ = 13497559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13497577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2249592 + ... + 2249597.

It is an arithmetic number, because the mean of its divisors is an integer number (4499190).

Almost surely, 2^13497567 is an apocalyptic number.

13497567 is a deficient number, since it is larger than the sum of its proper divisors (4499193).

13497567 is an equidigital number, since it uses as much as digits as its factorization.

13497567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4499192.

The product of its digits is 158760, while the sum is 42.

The square root of 13497567 is about 3673.9035098924. The cubic root of 13497567 is about 238.0958526886.

The spelling of 13497567 in words is "thirteen million, four hundred ninety-seven thousand, five hundred sixty-seven".