34012121 has 24 divisors (see below), whose sum is σ = 42498624. Its totient is φ = 26830080.

The previous prime is 34012093. The next prime is 34012133. The reversal of 34012121 is 12121043.

It is not a de Polignac number, because 34012121 - 2²² = 29817817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34012096 and 34012105.

It is not an unprimeable number, because it can be changed into a prime (34012141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40916 + ... + 41738.

It is an arithmetic number, because the mean of its divisors is an integer number (1770776).

Almost surely, 2^34012121 is an apocalyptic number.

It is an amenable number.

34012121 is a deficient number, since it is larger than the sum of its proper divisors (8486503).

34012121 is a wasteful number, since it uses less digits than its factorization.

34012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881 (or 864 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 34012121 is about 5831.9911694035. The cubic root of 34012121 is about 323.9996729408. Note that the first 3 decimals are identical.

Adding to 34012121 its reverse (12121043), we get a palindrome (46133164).

The spelling of 34012121 in words is "thirty-four million, twelve thousand, one hundred twenty-one".