608561118101 has 2 divisors, whose sum is σ = 608561118102. Its totient is φ = 608561118100.

The previous prime is 608561118047. The next prime is 608561118169. The reversal of 608561118101 is 101811165806.

It is a happy number.

608561118101 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 can be written as a sum of positive squares in only one way, i.e., 582390291025 + 26170827076 = 763145^2 + 161774^2 .

It is a cyclic number.

It is not a de Polignac number, because 608561118101 - 2¹⁰ = 608561117077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (608561118181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304280559050 + 304280559051.

It is an arithmetic number, because the mean of its divisors is an integer number (304280559051).

Almost surely, 2^608561118101 is an apocalyptic number.

It is an amenable number.

608561118101 is a deficient number, since it is larger than the sum of its proper divisors (1).

608561118101 is an equidigital number, since it uses as much as digits as its factorization.

608561118101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 38.

The spelling of 608561118101 in words is "six hundred eight billion, five hundred sixty-one million, one hundred eighteen thousand, one hundred one".