34020121 has 8 divisors (see below), whose sum is σ = 34641920. Its totient is φ = 33401808.

The previous prime is 34020109. The next prime is 34020137. The reversal of 34020121 is 12102043.

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 34020121 - 2¹⁷ = 33889049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34020101) 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, 25960 + ... + 27238.

It is an arithmetic number, because the mean of its divisors is an integer number (4330240).

Almost surely, 2^34020121 is an apocalyptic number.

It is an amenable number.

34020121 is a deficient number, since it is larger than the sum of its proper divisors (621799).

34020121 is a wasteful number, since it uses less digits than its factorization.

34020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 34020121 is about 5832.6770011719. The cubic root of 34020121 is about 324.0250736324.

Adding to 34020121 its reverse (12102043), we get a palindrome (46122164).

The spelling of 34020121 in words is "thirty-four million, twenty thousand, one hundred twenty-one".