11613120577 has 2 divisors, whose sum is σ = 11613120578. Its totient is φ = 11613120576.

The previous prime is 11613120503. The next prime is 11613120581. The reversal of 11613120577 is 77502131611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11212480321 + 400640256 = 105889^2 + 20016^2 .

It is a cyclic number.

It is not a de Polignac number, because 11613120577 - 2¹¹ = 11613118529 is a prime.

It is not a weakly prime, because it can be changed into another prime (11613120377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5806560288 + 5806560289.

It is an arithmetic number, because the mean of its divisors is an integer number (5806560289).

Almost surely, 2^11613120577 is an apocalyptic number.

It is an amenable number.

11613120577 is a deficient number, since it is larger than the sum of its proper divisors (1).

11613120577 is an equidigital number, since it uses as much as digits as its factorization.

11613120577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 34.

The spelling of 11613120577 in words is "eleven billion, six hundred thirteen million, one hundred twenty thousand, five hundred seventy-seven".