1841642137 has 2 divisors, whose sum is σ = 1841642138. Its totient is φ = 1841642136.

The previous prime is 1841642093. The next prime is 1841642149. The reversal of 1841642137 is 7312461481.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1800220041 + 41422096 = 42429^2 + 6436^2 .

It is a cyclic number.

It is not a de Polignac number, because 1841642137 - 2⁷ = 1841642009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1841642096 and 1841642105.

It is not a weakly prime, because it can be changed into another prime (1841642837) 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, 920821068 + 920821069.

It is an arithmetic number, because the mean of its divisors is an integer number (920821069).

Almost surely, 2^1841642137 is an apocalyptic number.

It is an amenable number.

1841642137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1841642137 is an equidigital number, since it uses as much as digits as its factorization.

1841642137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 37.

The square root of 1841642137 is about 42914.3581683334. The cubic root of 1841642137 is about 1225.7495647458.

The spelling of 1841642137 in words is "one billion, eight hundred forty-one million, six hundred forty-two thousand, one hundred thirty-seven".