134973414109 has 2 divisors, whose sum is σ = 134973414110. Its totient is φ = 134973414108.

The previous prime is 134973414031. The next prime is 134973414113. The reversal of 134973414109 is 901414379431.

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., 67761296100 + 67212118009 = 260310^2 + 259253^2 .

It is an emirp because it is prime and its reverse (901414379431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134973414109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134973214109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67486707054 + 67486707055.

It is an arithmetic number, because the mean of its divisors is an integer number (67486707055).

Almost surely, 2^134973414109 is an apocalyptic number.

It is an amenable number.

134973414109 is a deficient number, since it is larger than the sum of its proper divisors (1).

134973414109 is an equidigital number, since it uses as much as digits as its factorization.

134973414109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 134973414109 in words is "one hundred thirty-four billion, nine hundred seventy-three million, four hundred fourteen thousand, one hundred nine".