11840343 has 8 divisors (see below), whose sum is σ = 15932400. Its totient is φ = 7820928.

The previous prime is 11840329. The next prime is 11840369. The reversal of 11840343 is 34304811.

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

It is not a de Polignac number, because 11840343 - 2¹⁸ = 11578199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11840303) 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, 17778 + ... + 18431.

It is an arithmetic number, because the mean of its divisors is an integer number (1991550).

Almost surely, 2^11840343 is an apocalyptic number.

11840343 is a deficient number, since it is larger than the sum of its proper divisors (4092057).

11840343 is a wasteful number, since it uses less digits than its factorization.

11840343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36321.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 11840343 is about 3440.9799476312. The cubic root of 11840343 is about 227.9229695150.

The spelling of 11840343 in words is "eleven million, eight hundred forty thousand, three hundred forty-three".