17481912919 has 2 divisors, whose sum is σ = 17481912920. Its totient is φ = 17481912918.

The previous prime is 17481912911. The next prime is 17481912937. The reversal of 17481912919 is 91921918471.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 17481912919 - 2³ = 17481912911 is a prime.

It is a super-2 number, since 2×17481912919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17481912911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8740956459 + 8740956460.

It is an arithmetic number, because the mean of its divisors is an integer number (8740956460).

Almost surely, 2^17481912919 is an apocalyptic number.

17481912919 is a deficient number, since it is larger than the sum of its proper divisors (1).

17481912919 is an equidigital number, since it uses as much as digits as its factorization.

17481912919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 52.

The spelling of 17481912919 in words is "seventeen billion, four hundred eighty-one million, nine hundred twelve thousand, nine hundred nineteen".