11199097973 has 16 divisors (see below), whose sum is σ = 13737502080. Its totient is φ = 8910798336.

The previous prime is 11199097967. The next prime is 11199097979. The reversal of 11199097973 is 37979099111.

11199097973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11199097967) and next prime (11199097979).

It is not a de Polignac number, because 11199097973 - 2⁸ = 11199097717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11199097979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635903 + ... + 653276.

It is an arithmetic number, because the mean of its divisors is an integer number (858593880).

Almost surely, 2^11199097973 is an apocalyptic number.

It is an amenable number.

11199097973 is a deficient number, since it is larger than the sum of its proper divisors (2538404107).

11199097973 is a wasteful number, since it uses less digits than its factorization.

11199097973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1289276.

The product of its (nonzero) digits is 964467, while the sum is 56.

The spelling of 11199097973 in words is "eleven billion, one hundred ninety-nine million, ninety-seven thousand, nine hundred seventy-three".