134420029 has 2 divisors, whose sum is σ = 134420030. Its totient is φ = 134420028.

The previous prime is 134419979. The next prime is 134420057. The reversal of 134420029 is 920024431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123543225 + 10876804 = 11115^2 + 3298^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134420029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134419985 and 134420012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134420129) 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, 67210014 + 67210015.

It is an arithmetic number, because the mean of its divisors is an integer number (67210015).

Almost surely, 2^134420029 is an apocalyptic number.

It is an amenable number.

134420029 is a deficient number, since it is larger than the sum of its proper divisors (1).

134420029 is an equidigital number, since it uses as much as digits as its factorization.

134420029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 134420029 is about 11593.9651974637. The cubic root of 134420029 is about 512.2571098899.

The spelling of 134420029 in words is "one hundred thirty-four million, four hundred twenty thousand, twenty-nine".