134687389927 has 2 divisors, whose sum is σ = 134687389928. Its totient is φ = 134687389926.

The previous prime is 134687389919. The next prime is 134687389933. The reversal of 134687389927 is 729983786431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134687389927 - 2³ = 134687389919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134687389987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67343694963 + 67343694964.

It is an arithmetic number, because the mean of its divisors is an integer number (67343694964).

Almost surely, 2^134687389927 is an apocalyptic number.

134687389927 is a deficient number, since it is larger than the sum of its proper divisors (1).

134687389927 is an equidigital number, since it uses as much as digits as its factorization.

134687389927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 109734912, while the sum is 67.

The spelling of 134687389927 in words is "one hundred thirty-four billion, six hundred eighty-seven million, three hundred eighty-nine thousand, nine hundred twenty-seven".