613344243 has 16 divisors (see below), whose sum is σ = 855613440. Its totient is φ = 390080064.

The previous prime is 613344169. The next prime is 613344283. The reversal of 613344243 is 342443316.

It is not a de Polignac number, because 613344243 - 2⁸ = 613343987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 613344243.

It is not an unprimeable number, because it can be changed into a prime (613344283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14823 + ... + 38031.

It is an arithmetic number, because the mean of its divisors is an integer number (53475840).

Almost surely, 2^613344243 is an apocalyptic number.

613344243 is a deficient number, since it is larger than the sum of its proper divisors (242269197).

613344243 is a wasteful number, since it uses less digits than its factorization.

613344243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23618.

The product of its digits is 20736, while the sum is 30.

The square root of 613344243 is about 24765.7877524621. The cubic root of 613344243 is about 849.6396364009.

Adding to 613344243 its reverse (342443316), we get a palindrome (955787559).

The spelling of 613344243 in words is "six hundred thirteen million, three hundred forty-four thousand, two hundred forty-three".