1613560213 has 2 divisors, whose sum is σ = 1613560214. Its totient is φ = 1613560212.

The previous prime is 1613560189. The next prime is 1613560229. The reversal of 1613560213 is 3120653161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1216474884 + 397085329 = 34878^2 + 19927^2 .

It is a cyclic number.

It is not a de Polignac number, because 1613560213 - 2⁵ = 1613560181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1613560813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806780106 + 806780107.

It is an arithmetic number, because the mean of its divisors is an integer number (806780107).

Almost surely, 2^1613560213 is an apocalyptic number.

It is an amenable number.

1613560213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1613560213 is an equidigital number, since it uses as much as digits as its factorization.

1613560213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1613560213 is about 40169.1450369559. The cubic root of 1613560213 is about 1172.9019964456.

The spelling of 1613560213 in words is "one billion, six hundred thirteen million, five hundred sixty thousand, two hundred thirteen".