513235 has 4 divisors (see below), whose sum is σ = 615888. Its totient is φ = 410584.

The previous prime is 513203. The next prime is 513239. The reversal of 513235 is 532315.

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

It is a cyclic number.

It is not a de Polignac number, because 513235 - 2⁵ = 513203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513239) 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, 51319 + ... + 51328.

It is an arithmetic number, because the mean of its divisors is an integer number (153972).

2⁵¹³²³⁵ is an apocalyptic number.

513235 is a deficient number, since it is larger than the sum of its proper divisors (102653).

513235 is a wasteful number, since it uses less digits than its factorization.

513235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102652.

The product of its digits is 450, while the sum is 19.

The square root of 513235 is about 716.4042155097. The cubic root of 513235 is about 80.0642712679.

The spelling of 513235 in words is "five hundred thirteen thousand, two hundred thirty-five".