1982203 has 2 divisors, whose sum is σ = 1982204. Its totient is φ = 1982202.

The previous prime is 1982191. The next prime is 1982207. The reversal of 1982203 is 3022891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1982203 - 2⁹ = 1981691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1982207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991101 + 991102.

It is an arithmetic number, because the mean of its divisors is an integer number (991102).

2^1982203 is an apocalyptic number.

1982203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1982203 is an equidigital number, since it uses as much as digits as its factorization.

1982203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1982203 is about 1407.9073122901. The cubic root of 1982203 is about 125.6172773979.

It can be divided in two parts, 198 and 2203, that added together give a 4-th power (2401 = 7⁴).

The spelling of 1982203 in words is "one million, nine hundred eighty-two thousand, two hundred three".