613098389 has 2 divisors, whose sum is σ = 613098390. Its totient is φ = 613098388.

The previous prime is 613098383. The next prime is 613098401. The reversal of 613098389 is 983890316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 509404900 + 103693489 = 22570^2 + 10183^2 .

It is a cyclic number.

It is not a de Polignac number, because 613098389 - 2²⁰ = 612049813 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 (613098383) 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, 306549194 + 306549195.

It is an arithmetic number, because the mean of its divisors is an integer number (306549195).

Almost surely, 2^613098389 is an apocalyptic number.

It is an amenable number.

613098389 is a deficient number, since it is larger than the sum of its proper divisors (1).

613098389 is an equidigital number, since it uses as much as digits as its factorization.

613098389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 613098389 is about 24760.8236736987. The cubic root of 613098389 is about 849.5260975402.

The spelling of 613098389 in words is "six hundred thirteen million, ninety-eight thousand, three hundred eighty-nine".