289536941 has 2 divisors, whose sum is σ = 289536942. Its totient is φ = 289536940.

The previous prime is 289536937. The next prime is 289536977. The reversal of 289536941 is 149635982.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 269912041 + 19624900 = 16429^2 + 4430^2 .

It is a cyclic number.

It is not a de Polignac number, because 289536941 - 2² = 289536937 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (289536901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144768470 + 144768471.

It is an arithmetic number, because the mean of its divisors is an integer number (144768471).

Almost surely, 2^289536941 is an apocalyptic number.

It is an amenable number.

289536941 is a deficient number, since it is larger than the sum of its proper divisors (1).

289536941 is an equidigital number, since it uses as much as digits as its factorization.

289536941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 47.

The square root of 289536941 is about 17015.7850538845. The cubic root of 289536941 is about 661.5581040669.

The spelling of 289536941 in words is "two hundred eighty-nine million, five hundred thirty-six thousand, nine hundred forty-one".