43133040413 has 8 divisors (see below), whose sum is σ = 44301510360. Its totient is φ = 41964713280.

The previous prime is 43133040397. The next prime is 43133040439. The reversal of 43133040413 is 31404033134.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6836313124 + 36296727289 = 82682^2 + 190517^2 .

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

It is not a de Polignac number, because 43133040413 - 2⁴ = 43133040397 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 (43135040413) 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, 913403 + ... + 959463.

It is an arithmetic number, because the mean of its divisors is an integer number (5537688795).

Almost surely, 2^43133040413 is an apocalyptic number.

It is an amenable number.

43133040413 is a deficient number, since it is larger than the sum of its proper divisors (1168469947).

43133040413 is a wasteful number, since it uses less digits than its factorization.

43133040413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71407.

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

Adding to 43133040413 its reverse (31404033134), we get a palindrome (74537073547).

The spelling of 43133040413 in words is "forty-three billion, one hundred thirty-three million, forty thousand, four hundred thirteen".