1843628141 has 2 divisors, whose sum is σ = 1843628142. Its totient is φ = 1843628140.

The previous prime is 1843628117. The next prime is 1843628153. The reversal of 1843628141 is 1418263481.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1654455625 + 189172516 = 40675^2 + 13754^2 .

It is a cyclic number.

It is not a de Polignac number, because 1843628141 - 2¹⁰ = 1843627117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1843628095 and 1843628104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1843628041) 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, 921814070 + 921814071.

It is an arithmetic number, because the mean of its divisors is an integer number (921814071).

Almost surely, 2^1843628141 is an apocalyptic number.

It is an amenable number.

1843628141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1843628141 is an equidigital number, since it uses as much as digits as its factorization.

1843628141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 38.

The square root of 1843628141 is about 42937.4910887909. The cubic root of 1843628141 is about 1226.1900174914.

The spelling of 1843628141 in words is "one billion, eight hundred forty-three million, six hundred twenty-eight thousand, one hundred forty-one".