9440987 has 2 divisors, whose sum is σ = 9440988. Its totient is φ = 9440986.

The previous prime is 9440969. The next prime is 9440989. The reversal of 9440987 is 7890449.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9440987 - 2⁶ = 9440923 is a prime.

Together with 9440989, 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 (9440989) 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, 4720493 + 4720494.

It is an arithmetic number, because the mean of its divisors is an integer number (4720494).

Almost surely, 2^9440987 is an apocalyptic number.

9440987 is a deficient number, since it is larger than the sum of its proper divisors (1).

9440987 is an equidigital number, since it uses as much as digits as its factorization.

9440987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 9440987 is about 3072.6189155182. The cubic root of 9440987 is about 211.3517265042.

The spelling of 9440987 in words is "nine million, four hundred forty thousand, nine hundred eighty-seven".