613224263129 has 2 divisors, whose sum is σ = 613224263130. Its totient is φ = 613224263128.

The previous prime is 613224263111. The next prime is 613224263137. The reversal of 613224263129 is 921362422316.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 602230321225 + 10993941904 = 776035^2 + 104852^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-613224263129 is a prime.

It is not a weakly prime, because it can be changed into another prime (613224263149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306612131564 + 306612131565.

It is an arithmetic number, because the mean of its divisors is an integer number (306612131565).

Almost surely, 2^613224263129 is an apocalyptic number.

It is an amenable number.

613224263129 is a deficient number, since it is larger than the sum of its proper divisors (1).

613224263129 is an equidigital number, since it uses as much as digits as its factorization.

613224263129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 41.

The spelling of 613224263129 in words is "six hundred thirteen billion, two hundred twenty-four million, two hundred sixty-three thousand, one hundred twenty-nine".