613848061 has 2 divisors, whose sum is σ = 613848062. Its totient is φ = 613848060.

The previous prime is 613848007. The next prime is 613848071. The reversal of 613848061 is 160848316.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 342620100 + 271227961 = 18510^2 + 16469^2 .

It is a cyclic number.

It is not a de Polignac number, because 613848061 - 2¹³ = 613839869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 613848061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (613848071) 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 as a sum of consecutive naturals, namely, 306924030 + 306924031.

It is an arithmetic number, because the mean of its divisors is an integer number (306924031).

Almost surely, 2^613848061 is an apocalyptic number.

It is an amenable number.

613848061 is a deficient number, since it is larger than the sum of its proper divisors (1).

613848061 is an equidigital number, since it uses as much as digits as its factorization.

613848061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 613848061 is about 24775.9573175286. The cubic root of 613848061 is about 849.8722119313.

The spelling of 613848061 in words is "six hundred thirteen million, eight hundred forty-eight thousand, sixty-one".