134261560189 has 2 divisors, whose sum is σ = 134261560190. Its totient is φ = 134261560188.

The previous prime is 134261560187. The next prime is 134261560231. The reversal of 134261560189 is 981065162431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119911916089 + 14349644100 = 346283^2 + 119790^2 .

It is a cyclic number.

It is not a de Polignac number, because 134261560189 - 2¹ = 134261560187 is a prime.

Together with 134261560187, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134261560183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67130780094 + 67130780095.

It is an arithmetic number, because the mean of its divisors is an integer number (67130780095).

Almost surely, 2^134261560189 is an apocalyptic number.

It is an amenable number.

134261560189 is a deficient number, since it is larger than the sum of its proper divisors (1).

134261560189 is an equidigital number, since it uses as much as digits as its factorization.

134261560189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 134261560189 in words is "one hundred thirty-four billion, two hundred sixty-one million, five hundred sixty thousand, one hundred eighty-nine".