11747343 has 4 divisors (see below), whose sum is σ = 15663128. Its totient is φ = 7831560.

The previous prime is 11747341. The next prime is 11747353. The reversal of 11747343 is 34374711.

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

It is not a de Polignac number, because 11747343 - 2¹ = 11747341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11747343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11747341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1957888 + ... + 1957893.

It is an arithmetic number, because the mean of its divisors is an integer number (3915782).

Almost surely, 2^11747343 is an apocalyptic number.

11747343 is a deficient number, since it is larger than the sum of its proper divisors (3915785).

11747343 is an equidigital number, since it uses as much as digits as its factorization.

11747343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915784.

The product of its digits is 7056, while the sum is 30.

The square root of 11747343 is about 3427.4397150059. The cubic root of 11747343 is about 227.3246598075.

It can be divided in two parts, 11747 and 343, that added together give a triangular number (12090 = T₁₅₅).

The spelling of 11747343 in words is "eleven million, seven hundred forty-seven thousand, three hundred forty-three".