11343541 has 4 divisors (see below), whose sum is σ = 12374784. Its totient is φ = 10312300.

The previous prime is 11343533. The next prime is 11343557. The reversal of 11343541 is 14534311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14534311 = 11 ⋅1321301.

It is a cyclic number.

It is not a de Polignac number, because 11343541 - 2³ = 11343533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11343581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515605 + ... + 515626.

It is an arithmetic number, because the mean of its divisors is an integer number (3093696).

Almost surely, 2^11343541 is an apocalyptic number.

11343541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11343541 is a deficient number, since it is larger than the sum of its proper divisors (1031243).

11343541 is a wasteful number, since it uses less digits than its factorization.

11343541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031242.

The product of its digits is 720, while the sum is 22.

The square root of 11343541 is about 3368.0173693139. The cubic root of 11343541 is about 224.6895537483.

Adding to 11343541 its reverse (14534311), we get a palindrome (25877852).

The spelling of 11343541 in words is "eleven million, three hundred forty-three thousand, five hundred forty-one".