9975311 has 8 divisors (see below), whose sum is σ = 10848240. Its totient is φ = 9134208.

The previous prime is 9975299. The next prime is 9975319. The reversal of 9975311 is 1135799.

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 9975311 - 2¹⁰ = 9974287 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9975319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7301 + ... + 8558.

It is an arithmetic number, because the mean of its divisors is an integer number (1356030).

Almost surely, 2^9975311 is an apocalyptic number.

9975311 is a deficient number, since it is larger than the sum of its proper divisors (872929).

9975311 is a wasteful number, since it uses less digits than its factorization.

9975311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15913.

The product of its digits is 8505, while the sum is 35.

The square root of 9975311 is about 3158.3715740869. The cubic root of 9975311 is about 215.2660200949.

The spelling of 9975311 in words is "nine million, nine hundred seventy-five thousand, three hundred eleven".