34012335421 has 4 divisors (see below), whose sum is σ = 36013061052. Its totient is φ = 32011609792.

The previous prime is 34012335377. The next prime is 34012335443. The reversal of 34012335421 is 12453321043.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27025716025 + 6986619396 = 164395^2 + 83586^2 .

It is a cyclic number.

It is not a de Polignac number, because 34012335421 - 2⁷ = 34012335293 is a prime.

It is a super-2 number, since 2×34012335421² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34012335421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34012335491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000362790 + ... + 1000362823.

It is an arithmetic number, because the mean of its divisors is an integer number (9003265263).

Almost surely, 2^34012335421 is an apocalyptic number.

It is an amenable number.

34012335421 is a deficient number, since it is larger than the sum of its proper divisors (2000725631).

34012335421 is a wasteful number, since it uses less digits than its factorization.

34012335421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000725630.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 34012335421 its reverse (12453321043), we get a palindrome (46465656464).

The spelling of 34012335421 in words is "thirty-four billion, twelve million, three hundred thirty-five thousand, four hundred twenty-one".