19842875383 has 2 divisors, whose sum is σ = 19842875384. Its totient is φ = 19842875382.

The previous prime is 19842875347. The next prime is 19842875387. The reversal of 19842875383 is 38357824891.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19842875383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19842875387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9921437691 + 9921437692.

It is an arithmetic number, because the mean of its divisors is an integer number (9921437692).

Almost surely, 2^19842875383 is an apocalyptic number.

19842875383 is a deficient number, since it is larger than the sum of its proper divisors (1).

19842875383 is an equidigital number, since it uses as much as digits as its factorization.

19842875383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 58.

The spelling of 19842875383 in words is "nineteen billion, eight hundred forty-two million, eight hundred seventy-five thousand, three hundred eighty-three".