134201424209 has 2 divisors, whose sum is σ = 134201424210. Its totient is φ = 134201424208.

The previous prime is 134201424187. The next prime is 134201424239. The reversal of 134201424209 is 902424102431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132885766225 + 1315657984 = 364535^2 + 36272^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134201424209 is a prime.

It is a super-3 number, since 3×134201424209³ (a number of 34 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (134201424239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67100712104 + 67100712105.

It is an arithmetic number, because the mean of its divisors is an integer number (67100712105).

Almost surely, 2^134201424209 is an apocalyptic number.

It is an amenable number.

134201424209 is a deficient number, since it is larger than the sum of its proper divisors (1).

134201424209 is an equidigital number, since it uses as much as digits as its factorization.

134201424209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 134201424209 in words is "one hundred thirty-four billion, two hundred one million, four hundred twenty-four thousand, two hundred nine".