134406679829 has 2 divisors, whose sum is σ = 134406679830. Its totient is φ = 134406679828.

The previous prime is 134406679807. The next prime is 134406679831. The reversal of 134406679829 is 928976604431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81356152900 + 53050526929 = 285230^2 + 230327^2 .

It is a cyclic number.

It is not a de Polignac number, because 134406679829 - 2²⁰ = 134405631253 is a prime.

Together with 134406679831, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134406673829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67203339914 + 67203339915.

It is an arithmetic number, because the mean of its divisors is an integer number (67203339915).

Almost surely, 2^134406679829 is an apocalyptic number.

It is an amenable number.

134406679829 is a deficient number, since it is larger than the sum of its proper divisors (1).

134406679829 is an equidigital number, since it uses as much as digits as its factorization.

134406679829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15676416, while the sum is 59.

The spelling of 134406679829 in words is "one hundred thirty-four billion, four hundred six million, six hundred seventy-nine thousand, eight hundred twenty-nine".