1203841 has 2 divisors, whose sum is σ = 1203842. Its totient is φ = 1203840.

The previous prime is 1203827. The next prime is 1203863. The reversal of 1203841 is 1483021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 672400 + 531441 = 820^2 + 729^2 .

It is an emirp because it is prime and its reverse (1483021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1203841 - 2⁵ = 1203809 is a prime.

It is not a weakly prime, because it can be changed into another prime (1203641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601920 + 601921.

It is an arithmetic number, because the mean of its divisors is an integer number (601921).

2^1203841 is an apocalyptic number.

It is an amenable number.

1203841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203841 is an equidigital number, since it uses as much as digits as its factorization.

1203841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1203841 is about 1097.1968829704. The cubic root of 1203841 is about 106.3791159287.

Adding to 1203841 its reverse (1483021), we get a palindrome (2686862).

The spelling of 1203841 in words is "one million, two hundred three thousand, eight hundred forty-one".