4239949135 has 16 divisors (see below), whose sum is σ = 5161382784. Its totient is φ = 3343064832.

The previous prime is 4239949127. The next prime is 4239949157. The reversal of 4239949135 is 5319499324.

It is a cyclic number.

It is not a de Polignac number, because 4239949135 - 2³ = 4239949127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629194 + ... + 635896.

It is an arithmetic number, because the mean of its divisors is an integer number (322586424).

Almost surely, 2^4239949135 is an apocalyptic number.

4239949135 is a deficient number, since it is larger than the sum of its proper divisors (921433649).

4239949135 is a wasteful number, since it uses less digits than its factorization.

4239949135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8514.

The product of its digits is 1049760, while the sum is 49.

The square root of 4239949135 is about 65114.8918067135. The cubic root of 4239949135 is about 1618.5279946582.

The spelling of 4239949135 in words is "four billion, two hundred thirty-nine million, nine hundred forty-nine thousand, one hundred thirty-five".