2132511343 has 4 divisors (see below), whose sum is σ = 2145281040. Its totient is φ = 2119741648.

The previous prime is 2132511323. The next prime is 2132511347. The reversal of 2132511343 is 3431152312.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2132511343 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 (2132511347) 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, 6384598 + ... + 6384931.

It is an arithmetic number, because the mean of its divisors is an integer number (536320260).

Almost surely, 2^2132511343 is an apocalyptic number.

2132511343 is a deficient number, since it is larger than the sum of its proper divisors (12769697).

2132511343 is a wasteful number, since it uses less digits than its factorization.

2132511343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12769696.

The product of its digits is 2160, while the sum is 25.

The square root of 2132511343 is about 46179.1223714787. The cubic root of 2132511343 is about 1287.1538201215.

Adding to 2132511343 its reverse (3431152312), we get a palindrome (5563663655).

The spelling of 2132511343 in words is "two billion, one hundred thirty-two million, five hundred eleven thousand, three hundred forty-three".