135429 has 8 divisors (see below), whose sum is σ = 206400. Its totient is φ = 77376.

The previous prime is 135427. The next prime is 135431. The reversal of 135429 is 924531.

It is an interprime number because it is at equal distance from previous prime (135427) and next prime (135431).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135429 - 2¹ = 135427 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 135399 and 135408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3204 + ... + 3245.

It is an arithmetic number, because the mean of its divisors is an integer number (25800).

135429 is a Friedman number, since it can be written as 21^4-9^5-3, using all its digits and the basic arithmetic operations.

2¹³⁵⁴²⁹ is an apocalyptic number.

It is an amenable number.

135429 is a deficient number, since it is larger than the sum of its proper divisors (70971).

135429 is an equidigital number, since it uses as much as digits as its factorization.

135429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6459.

The product of its digits is 1080, while the sum is 24.

The square root of 135429 is about 368.0067934156. The cubic root of 135429 is about 51.3535601780.

The spelling of 135429 in words is "one hundred thirty-five thousand, four hundred twenty-nine".