9914939 has 2 divisors, whose sum is σ = 9914940. Its totient is φ = 9914938.

The previous prime is 9914929. The next prime is 9914951. The reversal of 9914939 is 9394199.

It is a weak prime.

It is an emirp because it is prime and its reverse (9394199) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9914939 - 2¹⁶ = 9849403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9914939.

It is not a weakly prime, because it can be changed into another prime (9914929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4957469 + 4957470.

It is an arithmetic number, because the mean of its divisors is an integer number (4957470).

Almost surely, 2^9914939 is an apocalyptic number.

9914939 is a deficient number, since it is larger than the sum of its proper divisors (1).

9914939 is an equidigital number, since it uses as much as digits as its factorization.

9914939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78732, while the sum is 44.

The square root of 9914939 is about 3148.7996125508. The cubic root of 9914939 is about 214.8308675255.

The spelling of 9914939 in words is "nine million, nine hundred fourteen thousand, nine hundred thirty-nine".