183998141 has 2 divisors, whose sum is σ = 183998142. Its totient is φ = 183998140.

The previous prime is 183998117. The next prime is 183998159. The reversal of 183998141 is 141899381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183602500 + 395641 = 13550^2 + 629^2 .

It is a cyclic number.

It is not a de Polignac number, because 183998141 - 2¹⁰ = 183997117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 183998092 and 183998101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (183998041) 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, 91999070 + 91999071.

It is an arithmetic number, because the mean of its divisors is an integer number (91999071).

Almost surely, 2^183998141 is an apocalyptic number.

It is an amenable number.

183998141 is a deficient number, since it is larger than the sum of its proper divisors (1).

183998141 is an equidigital number, since it uses as much as digits as its factorization.

183998141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 44.

The square root of 183998141 is about 13564.5914424283. The cubic root of 183998141 is about 568.7714804752.

The spelling of 183998141 in words is "one hundred eighty-three million, nine hundred ninety-eight thousand, one hundred forty-one".