9914847987 has 8 divisors (see below), whose sum is σ = 14421597120. Its totient is φ = 6008998760.

The previous prime is 9914847983. The next prime is 9914848007. The reversal of 9914847987 is 7897484199.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9914847987 - 2² = 9914847983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9914847983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150224937 + ... + 150225002.

It is an arithmetic number, because the mean of its divisors is an integer number (1802699640).

Almost surely, 2^9914847987 is an apocalyptic number.

9914847987 is a deficient number, since it is larger than the sum of its proper divisors (4506749133).

9914847987 is a wasteful number, since it uses less digits than its factorization.

9914847987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300449953.

The product of its digits is 36578304, while the sum is 66.

The square root of 9914847987 is about 99573.3296972638. The cubic root of 9914847987 is about 2148.3021018540.

The spelling of 9914847987 in words is "nine billion, nine hundred fourteen million, eight hundred forty-seven thousand, nine hundred eighty-seven".