134400029 has 2 divisors, whose sum is σ = 134400030. Its totient is φ = 134400028.

The previous prime is 134400001. The next prime is 134400041. The reversal of 134400029 is 920004431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97555129 + 36844900 = 9877^2 + 6070^2 .

It is a cyclic number.

It is not a de Polignac number, because 134400029 - 2²⁰ = 133351453 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 134399977 and 134400013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134420029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67200014 + 67200015.

It is an arithmetic number, because the mean of its divisors is an integer number (67200015).

Almost surely, 2^134400029 is an apocalyptic number.

It is an amenable number.

134400029 is a deficient number, since it is larger than the sum of its proper divisors (1).

134400029 is an equidigital number, since it uses as much as digits as its factorization.

134400029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 134400029 is about 11593.1026476953. The cubic root of 134400029 is about 512.2317028371.

The spelling of 134400029 in words is "one hundred thirty-four million, four hundred thousand, twenty-nine".