529961 has 2 divisors, whose sum is σ = 529962. Its totient is φ = 529960.

The previous prime is 529957. The next prime is 529973. The reversal of 529961 is 169925.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 403225 + 126736 = 635^2 + 356^2 .

It is a cyclic number.

It is not a de Polignac number, because 529961 - 2² = 529957 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 529961.

It is not a weakly prime, because it can be changed into another prime (529981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264980 + 264981.

It is an arithmetic number, because the mean of its divisors is an integer number (264981).

2⁵²⁹⁹⁶¹ is an apocalyptic number.

It is an amenable number.

529961 is a deficient number, since it is larger than the sum of its proper divisors (1).

529961 is an equidigital number, since it uses as much as digits as its factorization.

529961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 32.

The square root of 529961 is about 727.9842031253. The cubic root of 529961 is about 80.9247383019.

It can be divided in two parts, 529 and 961, that multiplied together give a square (508369 = 713²).

The spelling of 529961 in words is "five hundred twenty-nine thousand, nine hundred sixty-one".