34012240421 has 2 divisors, whose sum is σ = 34012240422. Its totient is φ = 34012240420.

The previous prime is 34012240411. The next prime is 34012240429. The reversal of 34012240421 is 12404221043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17759560225 + 16252680196 = 133265^2 + 127486^2 .

It is an emirp because it is prime and its reverse (12404221043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34012240421 - 2²⁶ = 33945131557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34012240429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17006120210 + 17006120211.

It is an arithmetic number, because the mean of its divisors is an integer number (17006120211).

Almost surely, 2^34012240421 is an apocalyptic number.

It is an amenable number.

34012240421 is a deficient number, since it is larger than the sum of its proper divisors (1).

34012240421 is an equidigital number, since it uses as much as digits as its factorization.

34012240421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 34012240421 its reverse (12404221043), we get a palindrome (46416461464).

The spelling of 34012240421 in words is "thirty-four billion, twelve million, two hundred forty thousand, four hundred twenty-one".