15943241 has 2 divisors, whose sum is σ = 15943242. Its totient is φ = 15943240.

The previous prime is 15943237. The next prime is 15943259. The reversal of 15943241 is 14234951.

15943241 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., 11363641 + 4579600 = 3371^2 + 2140^2 .

It is an emirp because it is prime and its reverse (14234951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15943241 - 2² = 15943237 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15943271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7971620 + 7971621.

It is an arithmetic number, because the mean of its divisors is an integer number (7971621).

Almost surely, 2^15943241 is an apocalyptic number.

It is an amenable number.

15943241 is a deficient number, since it is larger than the sum of its proper divisors (1).

15943241 is an equidigital number, since it uses as much as digits as its factorization.

15943241 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 15943241 is about 3992.8988216583. The cubic root of 15943241 is about 251.6858908656.

The spelling of 15943241 in words is "fifteen million, nine hundred forty-three thousand, two hundred forty-one".