34452139 has 4 divisors (see below), whose sum is σ = 34463880. Its totient is φ = 34440400.

The previous prime is 34452133. The next prime is 34452151. The reversal of 34452139 is 93125443.

34452139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 93125443 = 73 ⋅1275691.

It is a cyclic number.

It is not a de Polignac number, because 34452139 - 2⁵ = 34452107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34452139.

It is not an unprimeable number, because it can be changed into a prime (34452133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2832 + ... + 8770.

It is an arithmetic number, because the mean of its divisors is an integer number (8615970).

Almost surely, 2^34452139 is an apocalyptic number.

34452139 is a deficient number, since it is larger than the sum of its proper divisors (11741).

34452139 is an equidigital number, since it uses as much as digits as its factorization.

34452139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11740.

The product of its digits is 12960, while the sum is 31.

The square root of 34452139 is about 5869.5944493636. The cubic root of 34452139 is about 325.3908953407.

The spelling of 34452139 in words is "thirty-four million, four hundred fifty-two thousand, one hundred thirty-nine".