545129 has 8 divisors (see below), whose sum is σ = 618240. Its totient is φ = 476496.

The previous prime is 545117. The next prime is 545131. The reversal of 545129 is 921545.

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 545129 - 2¹⁶ = 479593 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545098 and 545107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545189) 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, 857 + ... + 1350.

It is an arithmetic number, because the mean of its divisors is an integer number (77280).

2⁵⁴⁵¹²⁹ is an apocalyptic number.

It is an amenable number.

545129 is a deficient number, since it is larger than the sum of its proper divisors (73111).

545129 is a wasteful number, since it uses less digits than its factorization.

545129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239.

The product of its digits is 1800, while the sum is 26.

The square root of 545129 is about 738.3285176668. The cubic root of 545129 is about 81.6895359156.

The spelling of 545129 in words is "five hundred forty-five thousand, one hundred twenty-nine".