34531121 has 4 divisors (see below), whose sum is σ = 34546752. Its totient is φ = 34515492.

The previous prime is 34531109. The next prime is 34531129. The reversal of 34531121 is 12113543.

34531121 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 Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12113543 = 13 ⋅931811.

It is a cyclic number.

It is not a de Polignac number, because 34531121 - 2¹⁴ = 34514737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 34531093 and 34531102.

It is not an unprimeable number, because it can be changed into a prime (34531129) 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, 3821 + ... + 9146.

It is an arithmetic number, because the mean of its divisors is an integer number (8636688).

Almost surely, 2^34531121 is an apocalyptic number.

It is an amenable number.

34531121 is a deficient number, since it is larger than the sum of its proper divisors (15631).

34531121 is a wasteful number, since it uses less digits than its factorization.

34531121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15630.

The product of its digits is 360, while the sum is 20.

The square root of 34531121 is about 5876.3186605221. The cubic root of 34531121 is about 325.6393599276.

Adding to 34531121 its reverse (12113543), we get a palindrome (46644664).

The spelling of 34531121 in words is "thirty-four million, five hundred thirty-one thousand, one hundred twenty-one".