134842751 has 2 divisors, whose sum is σ = 134842752. Its totient is φ = 134842750.

The previous prime is 134842723. The next prime is 134842817. The reversal of 134842751 is 157248431.

It is a weak prime.

It is an emirp because it is prime and its reverse (157248431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134842751 - 2²² = 130648447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134842051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67421375 + 67421376.

It is an arithmetic number, because the mean of its divisors is an integer number (67421376).

Almost surely, 2^134842751 is an apocalyptic number.

134842751 is a deficient number, since it is larger than the sum of its proper divisors (1).

134842751 is an equidigital number, since it uses as much as digits as its factorization.

134842751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 35.

The square root of 134842751 is about 11612.1811473986. The cubic root of 134842751 is about 512.7935273528.

The spelling of 134842751 in words is "one hundred thirty-four million, eight hundred forty-two thousand, seven hundred fifty-one".