613300253 has 2 divisors, whose sum is σ = 613300254. Its totient is φ = 613300252.

The previous prime is 613300231. The next prime is 613300273. The reversal of 613300253 is 352003316.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 502566724 + 110733529 = 22418^2 + 10523^2 .

It is a cyclic number.

It is not a de Polignac number, because 613300253 - 2⁸ = 613299997 is a prime.

It is a super-2 number, since 2×613300253² = 752274400659728018, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (613300273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306650126 + 306650127.

It is an arithmetic number, because the mean of its divisors is an integer number (306650127).

Almost surely, 2^613300253 is an apocalyptic number.

It is an amenable number.

613300253 is a deficient number, since it is larger than the sum of its proper divisors (1).

613300253 is an equidigital number, since it uses as much as digits as its factorization.

613300253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 613300253 is about 24764.8996161907. The cubic root of 613300253 is about 849.6193234246.

Adding to 613300253 its reverse (352003316), we get a palindrome (965303569).

The spelling of 613300253 in words is "six hundred thirteen million, three hundred thousand, two hundred fifty-three".