613116653 has 2 divisors, whose sum is σ = 613116654. Its totient is φ = 613116652.

The previous prime is 613116641. The next prime is 613116659. The reversal of 613116653 is 356611316.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 330439684 + 282676969 = 18178^2 + 16813^2 .

It is a cyclic number.

It is not a de Polignac number, because 613116653 - 2¹⁴ = 613100269 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (613116659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306558326 + 306558327.

It is an arithmetic number, because the mean of its divisors is an integer number (306558327).

Almost surely, 2^613116653 is an apocalyptic number.

It is an amenable number.

613116653 is a deficient number, since it is larger than the sum of its proper divisors (1).

613116653 is an equidigital number, since it uses as much as digits as its factorization.

613116653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 32.

The square root of 613116653 is about 24761.1924793617. The cubic root of 613116653 is about 849.5345331578.

Adding to 613116653 its reverse (356611316), we get a palindrome (969727969).

The spelling of 613116653 in words is "six hundred thirteen million, one hundred sixteen thousand, six hundred fifty-three".