43131341011 has 16 divisors (see below), whose sum is σ = 49486629888. Its totient is φ = 37229493600.

The previous prime is 43131340999. The next prime is 43131341023. The reversal of 43131341011 is 11014313134.

It is an interprime number because it is at equal distance from previous prime (43131340999) and next prime (43131341023).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43131341011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43131341041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1175181 + ... + 1211326.

It is an arithmetic number, because the mean of its divisors is an integer number (3092914368).

Almost surely, 2^43131341011 is an apocalyptic number.

43131341011 is a deficient number, since it is larger than the sum of its proper divisors (6355288877).

43131341011 is a wasteful number, since it uses less digits than its factorization.

43131341011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386602.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 43131341011 its reverse (11014313134), we get a palindrome (54145654145).

The spelling of 43131341011 in words is "forty-three billion, one hundred thirty-one million, three hundred forty-one thousand, eleven".