611722839313 has 2 divisors, whose sum is σ = 611722839314. Its totient is φ = 611722839312.

The previous prime is 611722839289. The next prime is 611722839337. The reversal of 611722839313 is 313938227116.

It is a balanced prime because it is at equal distance from previous prime (611722839289) and next prime (611722839337).

It can be written as a sum of positive squares in only one way, i.e., 579643163649 + 32079675664 = 761343^2 + 179108^2 .

It is a cyclic number.

It is not a de Polignac number, because 611722839313 - 2¹³ = 611722831121 is a prime.

It is not a weakly prime, because it can be changed into another prime (611722839113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305861419656 + 305861419657.

It is an arithmetic number, because the mean of its divisors is an integer number (305861419657).

Almost surely, 2^611722839313 is an apocalyptic number.

It is an amenable number.

611722839313 is a deficient number, since it is larger than the sum of its proper divisors (1).

611722839313 is an equidigital number, since it uses as much as digits as its factorization.

611722839313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 46.

The spelling of 611722839313 in words is "six hundred eleven billion, seven hundred twenty-two million, eight hundred thirty-nine thousand, three hundred thirteen".