183481801109 has 2 divisors, whose sum is σ = 183481801110. Its totient is φ = 183481801108.

The previous prime is 183481801037. The next prime is 183481801127. The reversal of 183481801109 is 901108184381.

It is a happy number.

183481801109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182542562500 + 939238609 = 427250^2 + 30647^2 .

It is an emirp because it is prime and its reverse (901108184381) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 183481801109 - 2¹² = 183481797013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 183481801109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (183481801199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91740900554 + 91740900555.

It is an arithmetic number, because the mean of its divisors is an integer number (91740900555).

Almost surely, 2^183481801109 is an apocalyptic number.

It is an amenable number.

183481801109 is a deficient number, since it is larger than the sum of its proper divisors (1).

183481801109 is an equidigital number, since it uses as much as digits as its factorization.

183481801109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 44.

The spelling of 183481801109 in words is "one hundred eighty-three billion, four hundred eighty-one million, eight hundred one thousand, one hundred nine".