545907 has 8 divisors (see below), whose sum is σ = 731584. Its totient is φ = 362088.

The previous prime is 545899. The next prime is 545911. The reversal of 545907 is 709545.

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

It is not a de Polignac number, because 545907 - 2³ = 545899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528 + ... + 1170.

It is an arithmetic number, because the mean of its divisors is an integer number (91448).

2⁵⁴⁵⁹⁰⁷ is an apocalyptic number.

545907 is a deficient number, since it is larger than the sum of its proper divisors (185677).

545907 is a wasteful number, since it uses less digits than its factorization.

545907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 545907 is about 738.8551955559. The cubic root of 545907 is about 81.7283794727.

The spelling of 545907 in words is "five hundred forty-five thousand, nine hundred seven".