17481912911 has 2 divisors, whose sum is σ = 17481912912. Its totient is φ = 17481912910.

The previous prime is 17481912893. The next prime is 17481912919. The reversal of 17481912911 is 11921918471.

It is a strong prime.

It is an emirp because it is prime and its reverse (11921918471) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17481912911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17481912919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8740956455 + 8740956456.

It is an arithmetic number, because the mean of its divisors is an integer number (8740956456).

Almost surely, 2^17481912911 is an apocalyptic number.

17481912911 is a deficient number, since it is larger than the sum of its proper divisors (1).

17481912911 is an equidigital number, since it uses as much as digits as its factorization.

17481912911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 44.

The spelling of 17481912911 in words is "seventeen billion, four hundred eighty-one million, nine hundred twelve thousand, nine hundred eleven".