43099113245 has 18 divisors (see below), whose sum is σ = 52075098522. Its totient is φ = 34243469376.

The previous prime is 43099113227. The next prime is 43099113311. The reversal of 43099113245 is 54231199034.

It can be written as a sum of positive squares in 3 ways, for example, as 22582275076 + 20516838169 = 150274^2 + 143237^2 .

It is not a de Polignac number, because 43099113245 - 2²⁸ = 42830677789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 105376601 + ... + 105377009.

It is an arithmetic number, because the mean of its divisors is an integer number (2893061029).

Almost surely, 2^43099113245 is an apocalyptic number.

It is an amenable number.

43099113245 is a deficient number, since it is larger than the sum of its proper divisors (8975985277).

43099113245 is an frugal number, since it uses more digits than its factorization.

43099113245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277 (or 641 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 43099113245 in words is "forty-three billion, ninety-nine million, one hundred thirteen thousand, two hundred forty-five".