599121 has 6 divisors (see below), whose sum is σ = 865410. Its totient is φ = 399408.

The previous prime is 599117. The next prime is 599143. The reversal of 599121 is 121995.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 360000 + 239121 = 600^2 + 489^2 .

It is not a de Polignac number, because 599121 - 2² = 599117 is a prime.

599121 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (599191) 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 5 ways as a sum of consecutive naturals, for example, 33276 + ... + 33293.

It is an arithmetic number, because the mean of its divisors is an integer number (144235).

2⁵⁹⁹¹²¹ is an apocalyptic number.

It is an amenable number.

599121 is a deficient number, since it is larger than the sum of its proper divisors (266289).

599121 is a wasteful number, since it uses less digits than its factorization.

599121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66575 (or 66572 counting only the distinct ones).

The product of its digits is 810, while the sum is 27.

The square root of 599121 is about 774.0290692216. The cubic root of 599121 is about 84.3020587720.

It can be divided in two parts, 59 and 9121, that added together give a triangular number (9180 = T₁₃₅).

The spelling of 599121 in words is "five hundred ninety-nine thousand, one hundred twenty-one".