4187983 has 2 divisors, whose sum is σ = 4187984. Its totient is φ = 4187982.

The previous prime is 4187971. The next prime is 4187987. The reversal of 4187983 is 3897814.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4187983 - 2⁵ = 4187951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4187987) 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, 2093991 + 2093992.

It is an arithmetic number, because the mean of its divisors is an integer number (2093992).

Almost surely, 2^4187983 is an apocalyptic number.

4187983 is a deficient number, since it is larger than the sum of its proper divisors (1).

4187983 is an equidigital number, since it uses as much as digits as its factorization.

4187983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 40.

The square root of 4187983 is about 2046.4562052485. The cubic root of 4187983 is about 161.1888400552.

The spelling of 4187983 in words is "four million, one hundred eighty-seven thousand, nine hundred eighty-three".