539882921 has 2 divisors, whose sum is σ = 539882922. Its totient is φ = 539882920.

The previous prime is 539882911. The next prime is 539882927. The reversal of 539882921 is 129288935.

539882921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 309936025 + 229946896 = 17605^2 + 15164^2 .

It is a cyclic number.

It is not a de Polignac number, because 539882921 - 2¹⁰ = 539881897 is a prime.

It is not a weakly prime, because it can be changed into another prime (539882927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269941460 + 269941461.

It is an arithmetic number, because the mean of its divisors is an integer number (269941461).

Almost surely, 2^539882921 is an apocalyptic number.

It is an amenable number.

539882921 is a deficient number, since it is larger than the sum of its proper divisors (1).

539882921 is an equidigital number, since it uses as much as digits as its factorization.

539882921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 47.

The square root of 539882921 is about 23235.3808016998. The cubic root of 539882921 is about 814.2664286320.

The spelling of 539882921 in words is "five hundred thirty-nine million, eight hundred eighty-two thousand, nine hundred twenty-one".