539656945 has 8 divisors (see below), whose sum is σ = 649878336. Its totient is φ = 430198896.

The previous prime is 539656921. The next prime is 539656987. The reversal of 539656945 is 549656935.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 539656945 - 2¹¹ = 539654897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 539656892 and 539656901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189277 + ... + 192106.

It is an arithmetic number, because the mean of its divisors is an integer number (81234792).

Almost surely, 2^539656945 is an apocalyptic number.

It is an amenable number.

539656945 is a deficient number, since it is larger than the sum of its proper divisors (110221391).

539656945 is a wasteful number, since it uses less digits than its factorization.

539656945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381671.

The product of its digits is 4374000, while the sum is 52.

The square root of 539656945 is about 23230.5175362065. The cubic root of 539656945 is about 814.1528050161.

The spelling of 539656945 in words is "five hundred thirty-nine million, six hundred fifty-six thousand, nine hundred forty-five".