14625641 has 2 divisors, whose sum is σ = 14625642. Its totient is φ = 14625640.

The previous prime is 14625629. The next prime is 14625647. The reversal of 14625641 is 14652641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14600041 + 25600 = 3821^2 + 160^2 .

It is an emirp because it is prime and its reverse (14652641) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14625641 is a prime.

It is not a weakly prime, because it can be changed into another prime (14625647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7312820 + 7312821.

It is an arithmetic number, because the mean of its divisors is an integer number (7312821).

Almost surely, 2^14625641 is an apocalyptic number.

It is an amenable number.

14625641 is a deficient number, since it is larger than the sum of its proper divisors (1).

14625641 is an equidigital number, since it uses as much as digits as its factorization.

14625641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 29.

The square root of 14625641 is about 3824.3484412381. The cubic root of 14625641 is about 244.5522350526.

Subtracting 14625641 from its reverse (14652641), we obtain a cube (27000 = 30³).

The spelling of 14625641 in words is "fourteen million, six hundred twenty-five thousand, six hundred forty-one".