539519601 has 4 divisors (see below), whose sum is σ = 719359472. Its totient is φ = 359679732.

The previous prime is 539519597. The next prime is 539519609. The reversal of 539519601 is 106915935.

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 not a de Polignac number, because 539519601 - 2² = 539519597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 539519601.

It is not an unprimeable number, because it can be changed into a prime (539519609) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 89919931 + ... + 89919936.

It is an arithmetic number, because the mean of its divisors is an integer number (179839868).

Almost surely, 2^539519601 is an apocalyptic number.

It is an amenable number.

539519601 is a deficient number, since it is larger than the sum of its proper divisors (179839871).

539519601 is a wasteful number, since it uses less digits than its factorization.

539519601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179839870.

The product of its (nonzero) digits is 36450, while the sum is 39.

The square root of 539519601 is about 23227.5612365999. The cubic root of 539519601 is about 814.0837312021.

The spelling of 539519601 in words is "five hundred thirty-nine million, five hundred nineteen thousand, six hundred one".