134505355109 has 2 divisors, whose sum is σ = 134505355110. Its totient is φ = 134505355108.

The previous prime is 134505355027. The next prime is 134505355133. The reversal of 134505355109 is 901553505431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114233860225 + 20271494884 = 337985^2 + 142378^2 .

It is a cyclic number.

It is not a de Polignac number, because 134505355109 - 2²⁰ = 134504306533 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134505355139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67252677554 + 67252677555.

It is an arithmetic number, because the mean of its divisors is an integer number (67252677555).

Almost surely, 2^134505355109 is an apocalyptic number.

It is an amenable number.

134505355109 is a deficient number, since it is larger than the sum of its proper divisors (1).

134505355109 is an equidigital number, since it uses as much as digits as its factorization.

134505355109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 202500, while the sum is 41.

The spelling of 134505355109 in words is "one hundred thirty-four billion, five hundred five million, three hundred fifty-five thousand, one hundred nine".