613342811 has 2 divisors, whose sum is σ = 613342812. Its totient is φ = 613342810.

The previous prime is 613342789. The next prime is 613342853. The reversal of 613342811 is 118243316.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-613342811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (613362811) 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, 306671405 + 306671406.

It is an arithmetic number, because the mean of its divisors is an integer number (306671406).

Almost surely, 2^613342811 is an apocalyptic number.

613342811 is a deficient number, since it is larger than the sum of its proper divisors (1).

613342811 is an equidigital number, since it uses as much as digits as its factorization.

613342811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

The square root of 613342811 is about 24765.7588415942. The cubic root of 613342811 is about 849.6389751708.

The spelling of 613342811 in words is "six hundred thirteen million, three hundred forty-two thousand, eight hundred eleven".