19075471873 has 2 divisors, whose sum is σ = 19075471874. Its totient is φ = 19075471872.

The previous prime is 19075471847. The next prime is 19075471901. The reversal of 19075471873 is 37817457091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15842753424 + 3232718449 = 125868^2 + 56857^2 .

It is a cyclic number.

It is not a de Polignac number, because 19075471873 - 2¹³ = 19075463681 is a prime.

It is a super-2 number, since 2×19075471873² (a number of 21 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 19075471873.

It is not a weakly prime, because it can be changed into another prime (19075471813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9537735936 + 9537735937.

It is an arithmetic number, because the mean of its divisors is an integer number (9537735937).

Almost surely, 2^19075471873 is an apocalyptic number.

It is an amenable number.

19075471873 is a deficient number, since it is larger than the sum of its proper divisors (1).

19075471873 is an equidigital number, since it uses as much as digits as its factorization.

19075471873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1481760, while the sum is 52.

The spelling of 19075471873 in words is "nineteen billion, seventy-five million, four hundred seventy-one thousand, eight hundred seventy-three".