136429 has 2 divisors, whose sum is σ = 136430. Its totient is φ = 136428.

The previous prime is 136421. The next prime is 136447. The reversal of 136429 is 924631.

136429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126025 + 10404 = 355^2 + 102^2 .

It is a cyclic number.

It is not a de Polignac number, because 136429 - 2³ = 136421 is a prime.

It is a super-2 number, since 2×136429² = 37225744082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68214 + 68215.

It is an arithmetic number, because the mean of its divisors is an integer number (68215).

2¹³⁶⁴²⁹ is an apocalyptic number.

It is an amenable number.

136429 is a deficient number, since it is larger than the sum of its proper divisors (1).

136429 is an equidigital number, since it uses as much as digits as its factorization.

136429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 136429 is about 369.3629651170. The cubic root of 136429 is about 51.4796475962.

It can be divided in two parts, 136 and 429, that added together give a palindrome (565).

The spelling of 136429 in words is "one hundred thirty-six thousand, four hundred twenty-nine".