485129 has 4 divisors (see below), whose sum is σ = 513684. Its totient is φ = 456576.

The previous prime is 485123. The next prime is 485131. The reversal of 485129 is 921584.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 211600 + 273529 = 460^2 + 523^2 .

It is a cyclic number.

It is not a de Polignac number, because 485129 - 2⁴ = 485113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14252 + ... + 14285.

It is an arithmetic number, because the mean of its divisors is an integer number (128421).

2⁴⁸⁵¹²⁹ is an apocalyptic number.

It is an amenable number.

485129 is a deficient number, since it is larger than the sum of its proper divisors (28555).

485129 is a wasteful number, since it uses less digits than its factorization.

485129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28554.

The product of its digits is 2880, while the sum is 29.

The square root of 485129 is about 696.5120243040. The cubic root of 485129 is about 78.5752453085.

The spelling of 485129 in words is "four hundred eighty-five thousand, one hundred twenty-nine".