11513343 has 16 divisors (see below), whose sum is σ = 15665760. Its totient is φ = 7520256.

The previous prime is 11513339. The next prime is 11513371. The reversal of 11513343 is 34331511.

11513343 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11513343 - 2² = 11513339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11513393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44671 + ... + 44927.

It is an arithmetic number, because the mean of its divisors is an integer number (979110).

Almost surely, 2^11513343 is an apocalyptic number.

11513343 is a deficient number, since it is larger than the sum of its proper divisors (4152417).

11513343 is a wasteful number, since it uses less digits than its factorization.

11513343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506.

The product of its digits is 540, while the sum is 21.

The square root of 11513343 is about 3393.1317392639. The cubic root of 11513343 is about 225.8051352377.

Adding to 11513343 its reverse (34331511), we get a palindrome (45844854).

The spelling of 11513343 in words is "eleven million, five hundred thirteen thousand, three hundred forty-three".