34153939 has 4 divisors (see below), whose sum is σ = 34255624. Its totient is φ = 34052256.

The previous prime is 34153921. The next prime is 34153949. The reversal of 34153939 is 93935143.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34153939 - 2⁵ = 34153907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34153898 and 34153907.

It is not an unprimeable number, because it can be changed into a prime (34153949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50337 + ... + 51010.

It is an arithmetic number, because the mean of its divisors is an integer number (8563906).

Almost surely, 2^34153939 is an apocalyptic number.

34153939 is a deficient number, since it is larger than the sum of its proper divisors (101685).

34153939 is a wasteful number, since it uses less digits than its factorization.

34153939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101684.

The product of its digits is 43740, while the sum is 37.

The square root of 34153939 is about 5844.1371476036. The cubic root of 34153939 is about 324.4493682098.

The spelling of 34153939 in words is "thirty-four million, one hundred fifty-three thousand, nine hundred thirty-nine".