523809941 has 2 divisors, whose sum is σ = 523809942. Its totient is φ = 523809940.

The previous prime is 523809911. The next prime is 523810009. The reversal of 523809941 is 149908325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411237841 + 112572100 = 20279^2 + 10610^2 .

It is a cyclic number.

It is not a de Polignac number, because 523809941 - 2¹⁰ = 523808917 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523809901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261904970 + 261904971.

It is an arithmetic number, because the mean of its divisors is an integer number (261904971).

Almost surely, 2^523809941 is an apocalyptic number.

It is an amenable number.

523809941 is a deficient number, since it is larger than the sum of its proper divisors (1).

523809941 is an equidigital number, since it uses as much as digits as its factorization.

523809941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 523809941 is about 22886.8945250333. The cubic root of 523809941 is about 806.1043141531.

The spelling of 523809941 in words is "five hundred twenty-three million, eight hundred nine thousand, nine hundred forty-one".