14535521 has 24 divisors (see below), whose sum is σ = 19641024. Its totient is φ = 10445760.

The previous prime is 14535511. The next prime is 14535539. The reversal of 14535521 is 12553541.

It is not a de Polignac number, because 14535521 - 2⁶ = 14535457 is a prime.

It is a super-2 number, since 2×14535521² = 422562741482882, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (14535511) 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, 12455 + ... + 13571.

It is an arithmetic number, because the mean of its divisors is an integer number (818376).

Almost surely, 2^14535521 is an apocalyptic number.

14535521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14535521 is a deficient number, since it is larger than the sum of its proper divisors (5105503).

14535521 is a wasteful number, since it uses less digits than its factorization.

14535521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161 (or 1148 counting only the distinct ones).

The product of its digits is 3000, while the sum is 26.

The square root of 14535521 is about 3812.5478357655. The cubic root of 14535521 is about 244.0489073781.

It can be divided in two parts, 14 and 535521, that added together give a palindrome (535535).

The spelling of 14535521 in words is "fourteen million, five hundred thirty-five thousand, five hundred twenty-one".