2135429 has 8 divisors (see below), whose sum is σ = 2264640. Its totient is φ = 2007936.

The previous prime is 2135417. The next prime is 2135447. The reversal of 2135429 is 9245312.

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

It is a cyclic number.

It is not a de Polignac number, because 2135429 - 2⁸ = 2135173 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2135398 and 2135407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2837 + ... + 3509.

It is an arithmetic number, because the mean of its divisors is an integer number (283080).

2^2135429 is an apocalyptic number.

It is an amenable number.

2135429 is a deficient number, since it is larger than the sum of its proper divisors (129211).

2135429 is a wasteful number, since it uses less digits than its factorization.

2135429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859.

The product of its digits is 2160, while the sum is 26.

The square root of 2135429 is about 1461.3107130244. The cubic root of 2135429 is about 128.7740571504.

The spelling of 2135429 in words is "two million, one hundred thirty-five thousand, four hundred twenty-nine".