43413432131 has 8 divisors (see below), whose sum is σ = 43709957424. Its totient is φ = 43117888000.

The previous prime is 43413432113. The next prime is 43413432157. The reversal of 43413432131 is 13123431434.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43413432131 is a prime.

It is a super-2 number, since 2×43413432131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43413432094 and 43413432103.

It is not an unprimeable number, because it can be changed into a prime (43413432191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156386 + ... + 333591.

It is an arithmetic number, because the mean of its divisors is an integer number (5463744678).

Almost surely, 2^43413432131 is an apocalyptic number.

43413432131 is a deficient number, since it is larger than the sum of its proper divisors (296525293).

43413432131 is a wasteful number, since it uses less digits than its factorization.

43413432131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490581.

The product of its digits is 10368, while the sum is 29.

Adding to 43413432131 its reverse (13123431434), we get a palindrome (56536863565).

The spelling of 43413432131 in words is "forty-three billion, four hundred thirteen million, four hundred thirty-two thousand, one hundred thirty-one".