1101343 has 4 divisors (see below), whose sum is σ = 1109520. Its totient is φ = 1093168.

The previous prime is 1101341. The next prime is 1101349. The reversal of 1101343 is 3431011.

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

It is a cyclic number.

It is not a de Polignac number, because 1101343 - 2¹ = 1101341 is a prime.

It is a super-3 number, since 3×1101343³ = 4007643133392001821, which contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3883 + ... + 4156.

It is an arithmetic number, because the mean of its divisors is an integer number (277380).

2^1101343 is an apocalyptic number.

1101343 is a deficient number, since it is larger than the sum of its proper divisors (8177).

1101343 is an equidigital number, since it uses as much as digits as its factorization.

1101343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8176.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1101343 is about 1049.4489029962. The cubic root of 1101343 is about 103.2700051327.

Adding to 1101343 its reverse (3431011), we get a palindrome (4532354).

It can be divided in two parts, 1101 and 343, that added together give a square (1444 = 38²).

The spelling of 1101343 in words is "one million, one hundred one thousand, three hundred forty-three".