2141803 has 2 divisors, whose sum is σ = 2141804. Its totient is φ = 2141802.

The previous prime is 2141801. The next prime is 2141807. The reversal of 2141803 is 3081412.

2141803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2141803 - 2¹ = 2141801 is a prime.

Together with 2141801, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2141801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070901 + 1070902.

It is an arithmetic number, because the mean of its divisors is an integer number (1070902).

2^2141803 is an apocalyptic number.

2141803 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141803 is an equidigital number, since it uses as much as digits as its factorization.

2141803 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 2141803 is about 1463.4900067988. The cubic root of 2141803 is about 128.9020549317.

The spelling of 2141803 in words is "two million, one hundred forty-one thousand, eight hundred three".