1842101 has 2 divisors, whose sum is σ = 1842102. Its totient is φ = 1842100.

The previous prime is 1842097. The next prime is 1842131. The reversal of 1842101 is 1012481.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1825201 + 16900 = 1351^2 + 130^2 .

It is an emirp because it is prime and its reverse (1012481) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1842101 - 2² = 1842097 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1842101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1842131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 921050 + 921051.

It is an arithmetic number, because the mean of its divisors is an integer number (921051).

2^1842101 is an apocalyptic number.

It is an amenable number.

1842101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1842101 is an equidigital number, since it uses as much as digits as its factorization.

1842101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1842101 is about 1357.2402145530. The cubic root of 1842101 is about 122.5851358756.

Adding to 1842101 its reverse (1012481), we get a palindrome (2854582).

The spelling of 1842101 in words is "one million, eight hundred forty-two thousand, one hundred one".