10995983 has 4 divisors (see below), whose sum is σ = 11150928. Its totient is φ = 10841040.

The previous prime is 10995977. The next prime is 10995989. The reversal of 10995983 is 38959901.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10995977) and next prime (10995989).

It is a cyclic number.

It is not a de Polignac number, because 10995983 - 2⁴ = 10995967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10995989) 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 in 3 ways as a sum of consecutive naturals, for example, 77366 + ... + 77507.

It is an arithmetic number, because the mean of its divisors is an integer number (2787732).

Almost surely, 2^10995983 is an apocalyptic number.

10995983 is a deficient number, since it is larger than the sum of its proper divisors (154945).

10995983 is an equidigital number, since it uses as much as digits as its factorization.

10995983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154944.

The product of its (nonzero) digits is 87480, while the sum is 44.

The square root of 10995983 is about 3316.0191495225. The cubic root of 10995983 is about 222.3709338578.

The spelling of 10995983 in words is "ten million, nine hundred ninety-five thousand, nine hundred eighty-three".