14100521 has 4 divisors (see below), whose sum is σ = 14112000. Its totient is φ = 14089044.

The previous prime is 14100511. The next prime is 14100533. The reversal of 14100521 is 12500141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12500141 = 641 ⋅19501.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14100521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14100496 and 14100505.

It is not an unprimeable number, because it can be changed into a prime (14100511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3641 + ... + 6438.

It is an arithmetic number, because the mean of its divisors is an integer number (3528000).

Almost surely, 2^14100521 is an apocalyptic number.

It is an amenable number.

14100521 is a deficient number, since it is larger than the sum of its proper divisors (11479).

14100521 is a wasteful number, since it uses less digits than its factorization.

14100521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11478.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 14100521 is about 3755.0660446922. The cubic root of 14100521 is about 241.5896844509.

Adding to 14100521 its reverse (12500141), we get a palindrome (26600662).

The spelling of 14100521 in words is "fourteen million, one hundred thousand, five hundred twenty-one".