545038539 has 8 divisors (see below), whose sum is σ = 726856512. Its totient is φ = 363289800.

The previous prime is 545038523. The next prime is 545038553. The reversal of 545038539 is 935830545.

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

It is not a de Polignac number, because 545038539 - 2⁴ = 545038523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545038539.

It is not an unprimeable number, because it can be changed into a prime (545038589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5272 + ... + 33434.

It is an arithmetic number, because the mean of its divisors is an integer number (90857064).

Almost surely, 2^545038539 is an apocalyptic number.

545038539 is a deficient number, since it is larger than the sum of its proper divisors (181817973).

545038539 is a wasteful number, since it uses less digits than its factorization.

545038539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34617.

The product of its (nonzero) digits is 324000, while the sum is 42.

The square root of 545038539 is about 23346.0604599577. The cubic root of 545038539 is about 816.8501703054.

The spelling of 545038539 in words is "five hundred forty-five million, thirty-eight thousand, five hundred thirty-nine".