9998041519 has 2 divisors, whose sum is σ = 9998041520. Its totient is φ = 9998041518.

The previous prime is 9998041507. The next prime is 9998041561. The reversal of 9998041519 is 9151408999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9998041519 - 2¹³ = 9998033327 is a prime.

It is a super-2 number, since 2×9998041519² (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 9998041519.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9998041589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999020759 + 4999020760.

It is an arithmetic number, because the mean of its divisors is an integer number (4999020760).

Almost surely, 2^9998041519 is an apocalyptic number.

9998041519 is a deficient number, since it is larger than the sum of its proper divisors (1).

9998041519 is an equidigital number, since it uses as much as digits as its factorization.

9998041519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1049760, while the sum is 55.

The square root of 9998041519 is about 99990.2071154971. The cubic root of 9998041519 is about 2154.2940335355.

The spelling of 9998041519 in words is "nine billion, nine hundred ninety-eight million, forty-one thousand, five hundred nineteen".