613315 has 4 divisors (see below), whose sum is σ = 735984. Its totient is φ = 490648.

The previous prime is 613297. The next prime is 613337. The reversal of 613315 is 513316.

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 613315 - 2¹³ = 605123 is a prime.

It is a Duffinian number.

613315 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 613292 and 613301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61327 + ... + 61336.

It is an arithmetic number, because the mean of its divisors is an integer number (183996).

2⁶¹³³¹⁵ is an apocalyptic number.

613315 is a deficient number, since it is larger than the sum of its proper divisors (122669).

613315 is a wasteful number, since it uses less digits than its factorization.

613315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122668.

The product of its digits is 270, while the sum is 19.

The square root of 613315 is about 783.1443034333. The cubic root of 613315 is about 84.9626133159.

Subtracting from 613315 its reverse (513316), we obtain a palindrome (99999).

The spelling of 613315 in words is "six hundred thirteen thousand, three hundred fifteen".