11343155 has 4 divisors (see below), whose sum is σ = 13611792. Its totient is φ = 9074520.

The previous prime is 11343119. The next prime is 11343161. The reversal of 11343155 is 55134311.

11343155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55134311 = 1787 ⋅30853.

It is not a de Polignac number, because 11343155 - 2¹² = 11339059 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 11343155.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1134311 + ... + 1134320.

It is an arithmetic number, because the mean of its divisors is an integer number (3402948).

Almost surely, 2^11343155 is an apocalyptic number.

11343155 is a deficient number, since it is larger than the sum of its proper divisors (2268637).

11343155 is an equidigital number, since it uses as much as digits as its factorization.

11343155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268636.

The product of its digits is 900, while the sum is 23.

The square root of 11343155 is about 3367.9600650839. The cubic root of 11343155 is about 224.6870051276.

Adding to 11343155 its reverse (55134311), we get a palindrome (66477466).

The spelling of 11343155 in words is "eleven million, three hundred forty-three thousand, one hundred fifty-five".