34180621373 has 2 divisors, whose sum is σ = 34180621374. Its totient is φ = 34180621372.

The previous prime is 34180621369. The next prime is 34180621399. The reversal of 34180621373 is 37312608143.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23996178649 + 10184442724 = 154907^2 + 100918^2 .

It is an emirp because it is prime and its reverse (37312608143) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34180621373 - 2² = 34180621369 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34180611373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17090310686 + 17090310687.

It is an arithmetic number, because the mean of its divisors is an integer number (17090310687).

Almost surely, 2^34180621373 is an apocalyptic number.

It is an amenable number.

34180621373 is a deficient number, since it is larger than the sum of its proper divisors (1).

34180621373 is an equidigital number, since it uses as much as digits as its factorization.

34180621373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 34180621373 in words is "thirty-four billion, one hundred eighty million, six hundred twenty-one thousand, three hundred seventy-three".