43053504545 has 16 divisors (see below), whose sum is σ = 53918721360. Its totient is φ = 32960815104.

The previous prime is 43053504539. The next prime is 43053504551. The reversal of 43053504545 is 54540535034.

It is an interprime number because it is at equal distance from previous prime (43053504539) and next prime (43053504551).

It can be written as a sum of positive squares in 8 ways, for example, as 3055104529 + 39998400016 = 55273^2 + 199996^2 .

It is a cyclic number.

It is not a de Polignac number, because 43053504545 - 2²⁰ = 43052455969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43053504499 and 43053504508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1297424 + ... + 1330193.

It is an arithmetic number, because the mean of its divisors is an integer number (3369920085).

Almost surely, 2^43053504545 is an apocalyptic number.

It is an amenable number.

43053504545 is a deficient number, since it is larger than the sum of its proper divisors (10865216815).

43053504545 is a wasteful number, since it uses less digits than its factorization.

43053504545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627764.

The product of its (nonzero) digits is 360000, while the sum is 38.

The spelling of 43053504545 in words is "forty-three billion, fifty-three million, five hundred four thousand, five hundred forty-five".