1133205343 has 4 divisors (see below), whose sum is σ = 1139466328. Its totient is φ = 1126944360.

The previous prime is 1133205289. The next prime is 1133205383. The reversal of 1133205343 is 3435023311.

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 1133205343 - 2¹³ = 1133197151 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 (1133205383) 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, 3130221 + ... + 3130582.

It is an arithmetic number, because the mean of its divisors is an integer number (284866582).

Almost surely, 2^1133205343 is an apocalyptic number.

1133205343 is a deficient number, since it is larger than the sum of its proper divisors (6260985).

1133205343 is an equidigital number, since it uses as much as digits as its factorization.

1133205343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6260984.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 1133205343 is about 33663.1154678232. The cubic root of 1133205343 is about 1042.5643519864.

Adding to 1133205343 its reverse (3435023311), we get a palindrome (4568228654).

The spelling of 1133205343 in words is "one billion, one hundred thirty-three million, two hundred five thousand, three hundred forty-three".