11723243 has 8 divisors (see below), whose sum is σ = 13504512. Its totient is φ = 9968616.

The previous prime is 11723237. The next prime is 11723263. The reversal of 11723243 is 34232711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11723243 - 2¹⁴ = 11706859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11723203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5705 + ... + 7482.

It is an arithmetic number, because the mean of its divisors is an integer number (1688064).

Almost surely, 2^11723243 is an apocalyptic number.

11723243 is a deficient number, since it is larger than the sum of its proper divisors (1781269).

11723243 is a wasteful number, since it uses less digits than its factorization.

11723243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13321.

The product of its digits is 1008, while the sum is 23.

The square root of 11723243 is about 3423.9221661714. The cubic root of 11723243 is about 227.1690990983.

Adding to 11723243 its reverse (34232711), we get a palindrome (45955954).

The spelling of 11723243 in words is "eleven million, seven hundred twenty-three thousand, two hundred forty-three".