4000132343 has 4 divisors (see below), whose sum is σ = 4004800800. Its totient is φ = 3995463888.

The previous prime is 4000132267. The next prime is 4000132349. The reversal of 4000132343 is 3432310004.

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-4000132343 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 (4000132349) 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, 2332943 + ... + 2334656.

It is an arithmetic number, because the mean of its divisors is an integer number (1001200200).

Almost surely, 2^4000132343 is an apocalyptic number.

4000132343 is a deficient number, since it is larger than the sum of its proper divisors (4668457).

4000132343 is an equidigital number, since it uses as much as digits as its factorization.

4000132343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668456.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 4000132343 is about 63246.5994579946. The cubic root of 4000132343 is about 1587.4185585599.

Adding to 4000132343 its reverse (3432310004), we get a palindrome (7432442347).

The spelling of 4000132343 in words is "four billion, one hundred thirty-two thousand, three hundred forty-three".