134686751 has 2 divisors, whose sum is σ = 134686752. Its totient is φ = 134686750.

The previous prime is 134686711. The next prime is 134686753. The reversal of 134686751 is 157686431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134686751 - 2¹⁸ = 134424607 is a prime.

Together with 134686753, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 134686699 and 134686708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134686753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67343375 + 67343376.

It is an arithmetic number, because the mean of its divisors is an integer number (67343376).

Almost surely, 2^134686751 is an apocalyptic number.

134686751 is a deficient number, since it is larger than the sum of its proper divisors (1).

134686751 is an equidigital number, since it uses as much as digits as its factorization.

134686751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 134686751 is about 11605.4621191920. The cubic root of 134686751 is about 512.5957002329.

The spelling of 134686751 in words is "one hundred thirty-four million, six hundred eighty-six thousand, seven hundred fifty-one".