19007041669061 has 2 divisors, whose sum is σ = 19007041669062. Its totient is φ = 19007041669060.

The previous prime is 19007041669039. The next prime is 19007041669129. The reversal of 19007041669061 is 16096614070091.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19005187936036 + 1853733025 = 4359494^2 + 43055^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19007041669061 is a prime.

It is a super-2 number, since 2×19007041669061² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19007041669961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9503520834530 + 9503520834531.

It is an arithmetic number, because the mean of its divisors is an integer number (9503520834531).

Almost surely, 2^{19007041669061} is an apocalyptic number.

It is an amenable number.

19007041669061 is a deficient number, since it is larger than the sum of its proper divisors (1).

19007041669061 is an equidigital number, since it uses as much as digits as its factorization.

19007041669061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 50.

The spelling of 19007041669061 in words is "nineteen trillion, seven billion, forty-one million, six hundred sixty-nine thousand, sixty-one".