539631349 has 2 divisors, whose sum is σ = 539631350. Its totient is φ = 539631348.

The previous prime is 539631343. The next prime is 539631361. The reversal of 539631349 is 943136935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 537915249 + 1716100 = 23193^2 + 1310^2 .

It is a cyclic number.

It is not a de Polignac number, because 539631349 - 2¹⁷ = 539500277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539631343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269815674 + 269815675.

It is an arithmetic number, because the mean of its divisors is an integer number (269815675).

Almost surely, 2^539631349 is an apocalyptic number.

It is an amenable number.

539631349 is a deficient number, since it is larger than the sum of its proper divisors (1).

539631349 is an equidigital number, since it uses as much as digits as its factorization.

539631349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 262440, while the sum is 43.

The square root of 539631349 is about 23229.9666164203. The cubic root of 539631349 is about 814.1399330209.

The spelling of 539631349 in words is "five hundred thirty-nine million, six hundred thirty-one thousand, three hundred forty-nine".