539631343 has 2 divisors, whose sum is σ = 539631344. Its totient is φ = 539631342.

The previous prime is 539631277. The next prime is 539631349. The reversal of 539631343 is 343136935.

539631343 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 is a cyclic number.

It is not a de Polignac number, because 539631343 - 2¹³ = 539623151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539631349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269815671 + 269815672.

It is an arithmetic number, because the mean of its divisors is an integer number (269815672).

Almost surely, 2^539631343 is an apocalyptic number.

539631343 is a deficient number, since it is larger than the sum of its proper divisors (1).

539631343 is an equidigital number, since it uses as much as digits as its factorization.

539631343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 37.

The square root of 539631343 is about 23229.9664872767. The cubic root of 539631343 is about 814.1399300036.

The spelling of 539631343 in words is "five hundred thirty-nine million, six hundred thirty-one thousand, three hundred forty-three".