14475521 has 2 divisors, whose sum is σ = 14475522. Its totient is φ = 14475520.

The previous prime is 14475509. The next prime is 14475523. The reversal of 14475521 is 12557441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13424896 + 1050625 = 3664^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 14475521 - 2⁶ = 14475457 is a prime.

Together with 14475523, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14475523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7237760 + 7237761.

It is an arithmetic number, because the mean of its divisors is an integer number (7237761).

Almost surely, 2^14475521 is an apocalyptic number.

It is an amenable number.

14475521 is a deficient number, since it is larger than the sum of its proper divisors (1).

14475521 is an equidigital number, since it uses as much as digits as its factorization.

14475521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5600, while the sum is 29.

The square root of 14475521 is about 3804.6709450359. The cubic root of 14475521 is about 243.7126477062.

The spelling of 14475521 in words is "fourteen million, four hundred seventy-five thousand, five hundred twenty-one".