539843413 has 4 divisors (see below), whose sum is σ = 539979840. Its totient is φ = 539706988.

The previous prime is 539843399. The next prime is 539843461. The reversal of 539843413 is 314348935.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-539843413 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539843813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62095 + ... + 70252.

It is an arithmetic number, because the mean of its divisors is an integer number (134994960).

Almost surely, 2^539843413 is an apocalyptic number.

It is an amenable number.

539843413 is a deficient number, since it is larger than the sum of its proper divisors (136427).

539843413 is a wasteful number, since it uses less digits than its factorization.

539843413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136426.

The product of its digits is 155520, while the sum is 40.

The square root of 539843413 is about 23234.5306171655. The cubic root of 539843413 is about 814.2465657929.

The spelling of 539843413 in words is "five hundred thirty-nine million, eight hundred forty-three thousand, four hundred thirteen".