43131004343 has 8 divisors (see below), whose sum is σ = 49497111840. Its totient is φ = 36816030720.

The previous prime is 43131004339. The next prime is 43131004363. The reversal of 43131004343 is 34340013134.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43131004343 - 2² = 43131004339 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 (43131004333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12781658 + ... + 12785031.

It is an arithmetic number, because the mean of its divisors is an integer number (6187138980).

Almost surely, 2^43131004343 is an apocalyptic number.

43131004343 is a deficient number, since it is larger than the sum of its proper divisors (6366107497).

43131004343 is a wasteful number, since it uses less digits than its factorization.

43131004343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25566937.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 43131004343 its reverse (34340013134), we get a palindrome (77471017477).

The spelling of 43131004343 in words is "forty-three billion, one hundred thirty-one million, four thousand, three hundred forty-three".