4241987 has 2 divisors, whose sum is σ = 4241988. Its totient is φ = 4241986.

The previous prime is 4241977. The next prime is 4241989. The reversal of 4241987 is 7891424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4241987 - 2¹⁰ = 4240963 is a prime.

Together with 4241989, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4241989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2120993 + 2120994.

It is an arithmetic number, because the mean of its divisors is an integer number (2120994).

Almost surely, 2^4241987 is an apocalyptic number.

4241987 is a deficient number, since it is larger than the sum of its proper divisors (1).

4241987 is an equidigital number, since it uses as much as digits as its factorization.

4241987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 35.

The square root of 4241987 is about 2059.6084579356. The cubic root of 4241987 is about 161.8787259817.

The spelling of 4241987 in words is "four million, two hundred forty-one thousand, nine hundred eighty-seven".