545377 has 8 divisors (see below), whose sum is σ = 660096. Its totient is φ = 439872.

The previous prime is 545371. The next prime is 545387. The reversal of 545377 is 773545.

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 545377 - 2¹⁵ = 512609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2173 + ... + 2410.

It is an arithmetic number, because the mean of its divisors is an integer number (82512).

2⁵⁴⁵³⁷⁷ is an apocalyptic number.

It is an amenable number.

545377 is a deficient number, since it is larger than the sum of its proper divisors (114719).

545377 is a wasteful number, since it uses less digits than its factorization.

545377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4607.

The product of its digits is 14700, while the sum is 31.

The square root of 545377 is about 738.4964454891. The cubic root of 545377 is about 81.7019219340.

The spelling of 545377 in words is "five hundred forty-five thousand, three hundred seventy-seven".