611610113693 has 2 divisors, whose sum is σ = 611610113694. Its totient is φ = 611610113692.

The previous prime is 611610113669. The next prime is 611610113759. The reversal of 611610113693 is 396311016116.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324402010969 + 287208102724 = 569563^2 + 535918^2 .

It is a cyclic number.

It is not a de Polignac number, because 611610113693 - 2⁸ = 611610113437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (611610113293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305805056846 + 305805056847.

It is an arithmetic number, because the mean of its divisors is an integer number (305805056847).

Almost surely, 2^611610113693 is an apocalyptic number.

It is an amenable number.

611610113693 is a deficient number, since it is larger than the sum of its proper divisors (1).

611610113693 is an equidigital number, since it uses as much as digits as its factorization.

611610113693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 38.

The spelling of 611610113693 in words is "six hundred eleven billion, six hundred ten million, one hundred thirteen thousand, six hundred ninety-three".