34318759621 has 2 divisors, whose sum is σ = 34318759622. Its totient is φ = 34318759620.

The previous prime is 34318759511. The next prime is 34318759661. The reversal of 34318759621 is 12695781343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21507689025 + 12811070596 = 146655^2 + 113186^2 .

It is a cyclic number.

It is not a de Polignac number, because 34318759621 - 2⁷ = 34318759493 is a prime.

It is a super-3 number, since 3×34318759621³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34318759661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17159379810 + 17159379811.

It is an arithmetic number, because the mean of its divisors is an integer number (17159379811).

Almost surely, 2^34318759621 is an apocalyptic number.

It is an amenable number.

34318759621 is a deficient number, since it is larger than the sum of its proper divisors (1).

34318759621 is an equidigital number, since it uses as much as digits as its factorization.

34318759621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The spelling of 34318759621 in words is "thirty-four billion, three hundred eighteen million, seven hundred fifty-nine thousand, six hundred twenty-one".