532021663 has 2 divisors, whose sum is σ = 532021664. Its totient is φ = 532021662.

The previous prime is 532021657. The next prime is 532021691. The reversal of 532021663 is 366120235.

It is an a-pointer prime, because the next prime (532021691) can be obtained adding 532021663 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 532021663 - 2⁹ = 532021151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (532021643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266010831 + 266010832.

It is an arithmetic number, because the mean of its divisors is an integer number (266010832).

Almost surely, 2^532021663 is an apocalyptic number.

532021663 is a deficient number, since it is larger than the sum of its proper divisors (1).

532021663 is an equidigital number, since it uses as much as digits as its factorization.

532021663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 532021663 is about 23065.5947896429. The cubic root of 532021663 is about 810.2948999883.

Adding to 532021663 its reverse (366120235), we get a palindrome (898141898).

The spelling of 532021663 in words is "five hundred thirty-two million, twenty-one thousand, six hundred sixty-three".