134956429 has 4 divisors (see below), whose sum is σ = 135003580. Its totient is φ = 134909280.

The previous prime is 134956417. The next prime is 134956447. The reversal of 134956429 is 924659431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 101002500 + 33953929 = 10050^2 + 5827^2 .

It is a cyclic number.

It is not a de Polignac number, because 134956429 - 2¹³ = 134948237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134986429) 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 in 3 ways as a sum of consecutive naturals, for example, 18984 + ... + 25105.

It is an arithmetic number, because the mean of its divisors is an integer number (33750895).

Almost surely, 2^134956429 is an apocalyptic number.

It is an amenable number.

134956429 is a deficient number, since it is larger than the sum of its proper divisors (47151).

134956429 is an equidigital number, since it uses as much as digits as its factorization.

134956429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47150.

The product of its digits is 233280, while the sum is 43.

The square root of 134956429 is about 11617.0748900057. The cubic root of 134956429 is about 512.9375889075.

The spelling of 134956429 in words is "one hundred thirty-four million, nine hundred fifty-six thousand, four hundred twenty-nine".