1842119161 has 2 divisors, whose sum is σ = 1842119162. Its totient is φ = 1842119160.

The previous prime is 1842119129. The next prime is 1842119171. The reversal of 1842119161 is 1619112481.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1603602025 + 238517136 = 40045^2 + 15444^2 .

It is a cyclic number.

It is not a de Polignac number, because 1842119161 - 2⁵ = 1842119129 is a prime.

It is not a weakly prime, because it can be changed into another prime (1842119171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 921059580 + 921059581.

It is an arithmetic number, because the mean of its divisors is an integer number (921059581).

Almost surely, 2^1842119161 is an apocalyptic number.

It is an amenable number.

1842119161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1842119161 is an equidigital number, since it uses as much as digits as its factorization.

1842119161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 34.

The square root of 1842119161 is about 42919.9156686031. The cubic root of 1842119161 is about 1225.8553872382.

The spelling of 1842119161 in words is "one billion, eight hundred forty-two million, one hundred nineteen thousand, one hundred sixty-one".