19375000441 has 2 divisors, whose sum is σ = 19375000442. Its totient is φ = 19375000440.

The previous prime is 19375000439. The next prime is 19375000459. The reversal of 19375000441 is 14400057391.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16286864400 + 3088136041 = 127620^2 + 55571^2 .

It is an emirp because it is prime and its reverse (14400057391) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19375000441 - 2¹ = 19375000439 is a prime.

Together with 19375000439, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 19375000397 and 19375000406.

It is not a weakly prime, because it can be changed into another prime (19375000241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9687500220 + 9687500221.

It is an arithmetic number, because the mean of its divisors is an integer number (9687500221).

Almost surely, 2^19375000441 is an apocalyptic number.

It is an amenable number.

19375000441 is a deficient number, since it is larger than the sum of its proper divisors (1).

19375000441 is an equidigital number, since it uses as much as digits as its factorization.

19375000441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 19375000441 in words is "nineteen billion, three hundred seventy-five million, four hundred forty-one", and thus it is an aban number.