14943521 has 2 divisors, whose sum is σ = 14943522. Its totient is φ = 14943520.

The previous prime is 14943503. The next prime is 14943547. The reversal of 14943521 is 12534941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13653025 + 1290496 = 3695^2 + 1136^2 .

It is a cyclic number.

It is not a de Polignac number, because 14943521 - 2¹⁰ = 14942497 is a prime.

It is not a weakly prime, because it can be changed into another prime (14943571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7471760 + 7471761.

It is an arithmetic number, because the mean of its divisors is an integer number (7471761).

Almost surely, 2^14943521 is an apocalyptic number.

It is an amenable number.

14943521 is a deficient number, since it is larger than the sum of its proper divisors (1).

14943521 is an equidigital number, since it uses as much as digits as its factorization.

14943521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 14943521 is about 3865.6850621850. The cubic root of 14943521 is about 246.3112865915.

The spelling of 14943521 in words is "fourteen million, nine hundred forty-three thousand, five hundred twenty-one".