43132811613 has 4 divisors (see below), whose sum is σ = 57510415488. Its totient is φ = 28755207740.

The previous prime is 43132811611. The next prime is 43132811633. The reversal of 43132811613 is 31611823134.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43132811613 - 2¹ = 43132811611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43132811611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7188801933 + ... + 7188801938.

It is an arithmetic number, because the mean of its divisors is an integer number (14377603872).

Almost surely, 2^43132811613 is an apocalyptic number.

It is an amenable number.

43132811613 is a deficient number, since it is larger than the sum of its proper divisors (14377603875).

43132811613 is a wasteful number, since it uses less digits than its factorization.

43132811613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14377603874.

The product of its digits is 10368, while the sum is 33.

The spelling of 43132811613 in words is "forty-three billion, one hundred thirty-two million, eight hundred eleven thousand, six hundred thirteen".