34845121 has 8 divisors (see below), whose sum is σ = 37795464. Its totient is φ = 31994880.

The previous prime is 34845113. The next prime is 34845131. The reversal of 34845121 is 12154843.

It can be written as a sum of positive squares in 4 ways, for example, as 3920400 + 30924721 = 1980^2 + 5561^2 .

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 34845121 - 2³ = 34845113 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 34845121.

It is not an unprimeable number, because it can be changed into a prime (34845131) 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 7 ways as a sum of consecutive naturals, for example, 24300 + ... + 25693.

It is an arithmetic number, because the mean of its divisors is an integer number (4724433).

Almost surely, 2^34845121 is an apocalyptic number.

It is an amenable number.

34845121 is a deficient number, since it is larger than the sum of its proper divisors (2950343).

34845121 is a wasteful number, since it uses less digits than its factorization.

34845121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50051.

The product of its digits is 3840, while the sum is 28.

The square root of 34845121 is about 5902.9756055739. The cubic root of 34845121 is about 326.6234228240.

Adding to 34845121 its reverse (12154843), we get a palindrome (46999964).

The spelling of 34845121 in words is "thirty-four million, eight hundred forty-five thousand, one hundred twenty-one".