134648029 has 2 divisors, whose sum is σ = 134648030. Its totient is φ = 134648028.

The previous prime is 134647999. The next prime is 134648083. The reversal of 134648029 is 920846431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114532804 + 20115225 = 10702^2 + 4485^2 .

It is a cyclic number.

It is not a de Polignac number, because 134648029 - 2⁷ = 134647901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134648099) 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, 67324014 + 67324015.

It is an arithmetic number, because the mean of its divisors is an integer number (67324015).

Almost surely, 2^134648029 is an apocalyptic number.

It is an amenable number.

134648029 is a deficient number, since it is larger than the sum of its proper divisors (1).

134648029 is an equidigital number, since it uses as much as digits as its factorization.

134648029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 134648029 is about 11603.7937330857. The cubic root of 134648029 is about 512.5465723293.

The spelling of 134648029 in words is "one hundred thirty-four million, six hundred forty-eight thousand, twenty-nine".