14521393 has 2 divisors, whose sum is σ = 14521394. Its totient is φ = 14521392.

The previous prime is 14521387. The next prime is 14521411. The reversal of 14521393 is 39312541.

14521393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14379264 + 142129 = 3792^2 + 377^2 .

It is a cyclic number.

It is not a de Polignac number, because 14521393 - 2²¹ = 12424241 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (14521343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7260696 + 7260697.

It is an arithmetic number, because the mean of its divisors is an integer number (7260697).

Almost surely, 2^14521393 is an apocalyptic number.

It is an amenable number.

14521393 is a deficient number, since it is larger than the sum of its proper divisors (1).

14521393 is an equidigital number, since it uses as much as digits as its factorization.

14521393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 28.

The square root of 14521393 is about 3810.6945561144. The cubic root of 14521393 is about 243.9698128470.

The spelling of 14521393 in words is "fourteen million, five hundred twenty-one thousand, three hundred ninety-three".