613345207 has 2 divisors, whose sum is σ = 613345208. Its totient is φ = 613345206.

The previous prime is 613345151. The next prime is 613345211. The reversal of 613345207 is 702543316.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 613345207 - 2¹⁹ = 612820919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (613345267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306672603 + 306672604.

It is an arithmetic number, because the mean of its divisors is an integer number (306672604).

Almost surely, 2^613345207 is an apocalyptic number.

613345207 is a deficient number, since it is larger than the sum of its proper divisors (1).

613345207 is an equidigital number, since it uses as much as digits as its factorization.

613345207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 613345207 is about 24765.8072147871. The cubic root of 613345207 is about 849.6400815300.

The spelling of 613345207 in words is "six hundred thirteen million, three hundred forty-five thousand, two hundred seven".