531983 has 2 divisors, whose sum is σ = 531984. Its totient is φ = 531982.

The previous prime is 531977. The next prime is 531989. The reversal of 531983 is 389135.

It is a balanced prime because it is at equal distance from previous prime (531977) and next prime (531989).

It is a cyclic number.

It is not a de Polignac number, because 531983 - 2⁶ = 531919 is a prime.

It is a Sophie Germain 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 (531989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265991 + 265992.

It is an arithmetic number, because the mean of its divisors is an integer number (265992).

2⁵³¹⁹⁸³ is an apocalyptic number.

531983 is a deficient number, since it is larger than the sum of its proper divisors (1).

531983 is an equidigital number, since it uses as much as digits as its factorization.

531983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 29.

The square root of 531983 is about 729.3716473788. The cubic root of 531983 is about 81.0275270969.

The spelling of 531983 in words is "five hundred thirty-one thousand, nine hundred eighty-three".