18341732119 has 2 divisors, whose sum is σ = 18341732120. Its totient is φ = 18341732118.

The previous prime is 18341732117. The next prime is 18341732131. The reversal of 18341732119 is 91123714381.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18341732119 - 2¹ = 18341732117 is a prime.

It is a super-2 number, since 2×18341732119² (a number of 21 digits) contains 22 as substring.

Together with 18341732117, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18341732117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9170866059 + 9170866060.

It is an arithmetic number, because the mean of its divisors is an integer number (9170866060).

Almost surely, 2^18341732119 is an apocalyptic number.

18341732119 is a deficient number, since it is larger than the sum of its proper divisors (1).

18341732119 is an equidigital number, since it uses as much as digits as its factorization.

18341732119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 40.

The spelling of 18341732119 in words is "eighteen billion, three hundred forty-one million, seven hundred thirty-two thousand, one hundred nineteen".