11343973 has 4 divisors (see below), whose sum is σ = 11393740. Its totient is φ = 11294208.

The previous prime is 11343953. The next prime is 11344001. The reversal of 11343973 is 37934311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37934311 = 47 ⋅807113.

It can be written as a sum of positive squares in 2 ways, for example, as 8305924 + 3038049 = 2882^2 + 1743^2 .

It is a cyclic number.

It is not a de Polignac number, because 11343973 - 2²¹ = 9246821 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 (11343953) by changing a digit.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24540 + ... + 24997.

It is an arithmetic number, because the mean of its divisors is an integer number (2848435).

Almost surely, 2^11343973 is an apocalyptic number.

It is an amenable number.

11343973 is a deficient number, since it is larger than the sum of its proper divisors (49767).

11343973 is an equidigital number, since it uses as much as digits as its factorization.

11343973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49766.

The product of its digits is 6804, while the sum is 31.

The square root of 11343973 is about 3368.0815013892. The cubic root of 11343973 is about 224.6924060222.

The spelling of 11343973 in words is "eleven million, three hundred forty-three thousand, nine hundred seventy-three".