537408509 has 8 divisors (see below), whose sum is σ = 586644960. Its totient is φ = 488235600.

The previous prime is 537408503. The next prime is 537408523. The reversal of 537408509 is 905804735.

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 537408509 - 2⁴ = 537408493 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537408503) 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, 2762 + ... + 32900.

It is an arithmetic number, because the mean of its divisors is an integer number (73330620).

Almost surely, 2^537408509 is an apocalyptic number.

It is an amenable number.

537408509 is a deficient number, since it is larger than the sum of its proper divisors (49236451).

537408509 is a wasteful number, since it uses less digits than its factorization.

537408509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31771.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 537408509 is about 23182.0730091163. The cubic root of 537408509 is about 813.0205309537.

The spelling of 537408509 in words is "five hundred thirty-seven million, four hundred eight thousand, five hundred nine".