4440124987 has 2 divisors, whose sum is σ = 4440124988. Its totient is φ = 4440124986.

The previous prime is 4440124891. The next prime is 4440124993. The reversal of 4440124987 is 7894210444.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4440124987 - 2³¹ = 2292641339 is a prime.

It is not a weakly prime, because it can be changed into another prime (4440524987) 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, 2220062493 + 2220062494.

It is an arithmetic number, because the mean of its divisors is an integer number (2220062494).

Almost surely, 2^4440124987 is an apocalyptic number.

4440124987 is a deficient number, since it is larger than the sum of its proper divisors (1).

4440124987 is an equidigital number, since it uses as much as digits as its factorization.

4440124987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258048, while the sum is 43.

The square root of 4440124987 is about 66634.2628607836. The cubic root of 4440124987 is about 1643.6085753365.

The spelling of 4440124987 in words is "four billion, four hundred forty million, one hundred twenty-four thousand, nine hundred eighty-seven".