14775641 has 2 divisors, whose sum is σ = 14775642. Its totient is φ = 14775640.

The previous prime is 14775611. The next prime is 14775661. The reversal of 14775641 is 14657741.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14409616 + 366025 = 3796^2 + 605^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14775641 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14775611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7387820 + 7387821.

It is an arithmetic number, because the mean of its divisors is an integer number (7387821).

Almost surely, 2^14775641 is an apocalyptic number.

It is an amenable number.

14775641 is a deficient number, since it is larger than the sum of its proper divisors (1).

14775641 is an equidigital number, since it uses as much as digits as its factorization.

14775641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 35.

The square root of 14775641 is about 3843.9095983126. The cubic root of 14775641 is about 245.3854324724.

The spelling of 14775641 in words is "fourteen million, seven hundred seventy-five thousand, six hundred forty-one".