611385359239 has 2 divisors, whose sum is σ = 611385359240. Its totient is φ = 611385359238.

The previous prime is 611385359201. The next prime is 611385359279. The reversal of 611385359239 is 932953583116.

611385359239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 611385359239 - 2¹³ = 611385351047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 611385359239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (611385359279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305692679619 + 305692679620.

It is an arithmetic number, because the mean of its divisors is an integer number (305692679620).

Almost surely, 2^611385359239 is an apocalyptic number.

611385359239 is a deficient number, since it is larger than the sum of its proper divisors (1).

611385359239 is an equidigital number, since it uses as much as digits as its factorization.

611385359239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5248800, while the sum is 55.

The spelling of 611385359239 in words is "six hundred eleven billion, three hundred eighty-five million, three hundred fifty-nine thousand, two hundred thirty-nine".