545375 has 8 divisors (see below), whose sum is σ = 680784. Its totient is φ = 436200.

The previous prime is 545371. The next prime is 545387. The reversal of 545375 is 573545.

545375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 545375 - 2² = 545371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545371) 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, 2057 + ... + 2306.

It is an arithmetic number, because the mean of its divisors is an integer number (85098).

2⁵⁴⁵³⁷⁵ is an apocalyptic number.

545375 is a deficient number, since it is larger than the sum of its proper divisors (135409).

545375 is an equidigital number, since it uses as much as digits as its factorization.

545375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4378 (or 4368 counting only the distinct ones).

The product of its digits is 10500, while the sum is 29.

The square root of 545375 is about 738.4950913852. The cubic root of 545375 is about 81.7018220618.

The spelling of 545375 in words is "five hundred forty-five thousand, three hundred seventy-five".