2133511343 has 12 divisors (see below), whose sum is σ = 2179819488. Its totient is φ = 2088166080.

The previous prime is 2133511321. The next prime is 2133511381. The reversal of 2133511343 is 3431153312.

It is not a de Polignac number, because 2133511343 - 2³⁰ = 1059769519 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 (2133511243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1732538 + ... + 1733768.

It is an arithmetic number, because the mean of its divisors is an integer number (181651624).

Almost surely, 2^2133511343 is an apocalyptic number.

2133511343 is a deficient number, since it is larger than the sum of its proper divisors (46308145).

2133511343 is an equidigital number, since it uses as much as digits as its factorization.

2133511343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954 (or 1901 counting only the distinct ones).

The product of its digits is 3240, while the sum is 26.

The square root of 2133511343 is about 46189.9485061415. The cubic root of 2133511343 is about 1287.3549839874.

Adding to 2133511343 its reverse (3431153312), we get a palindrome (5564664655).

The spelling of 2133511343 in words is "two billion, one hundred thirty-three million, five hundred eleven thousand, three hundred forty-three".