539439413 has 16 divisors (see below), whose sum is σ = 560505600. Its totient is φ = 518918400.

The previous prime is 539439389. The next prime is 539439437. The reversal of 539439413 is 314934935.

It is an interprime number because it is at equal distance from previous prime (539439389) and next prime (539439437).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-539439413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539439443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512738 + ... + 513788.

It is an arithmetic number, because the mean of its divisors is an integer number (35031600).

Almost surely, 2^539439413 is an apocalyptic number.

It is an amenable number.

539439413 is a deficient number, since it is larger than the sum of its proper divisors (21066187).

539439413 is a wasteful number, since it uses less digits than its factorization.

539439413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292.

The product of its digits is 174960, while the sum is 41.

The square root of 539439413 is about 23225.8350334278. The cubic root of 539439413 is about 814.0433971836.

The spelling of 539439413 in words is "five hundred thirty-nine million, four hundred thirty-nine thousand, four hundred thirteen".