3613105764197 has 2 divisors, whose sum is σ = 3613105764198. Its totient is φ = 3613105764196.

The previous prime is 3613105764127. The next prime is 3613105764353. The reversal of 3613105764197 is 7914675013163.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2551204368001 + 1061901396196 = 1597249^2 + 1030486^2 .

It is a cyclic number.

It is not a de Polignac number, because 3613105764197 - 2²⁸ = 3612837328741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3613105764127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1806552882098 + 1806552882099.

It is an arithmetic number, because the mean of its divisors is an integer number (1806552882099).

Almost surely, 2^{3613105764197} is an apocalyptic number.

It is an amenable number.

3613105764197 is a deficient number, since it is larger than the sum of its proper divisors (1).

3613105764197 is an equidigital number, since it uses as much as digits as its factorization.

3613105764197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857680, while the sum is 53.

The spelling of 3613105764197 in words is "three trillion, six hundred thirteen billion, one hundred five million, seven hundred sixty-four thousand, one hundred ninety-seven".