43055134553 has 8 divisors (see below), whose sum is σ = 44123460360. Its totient is φ = 41987675520.

The previous prime is 43055134513. The next prime is 43055134589. The reversal of 43055134553 is 35543155034.

It can be written as a sum of positive squares in 4 ways, for example, as 13218790729 + 29836343824 = 114973^2 + 172732^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 43055134553 - 2¹⁰ = 43055133529 is a prime.

It is a super-2 number, since 2×43055134553² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43055134513) 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, 115538 + ... + 315371.

It is an arithmetic number, because the mean of its divisors is an integer number (5515432545).

Almost surely, 2^43055134553 is an apocalyptic number.

It is an amenable number.

43055134553 is a deficient number, since it is larger than the sum of its proper divisors (1068325807).

43055134553 is a wasteful number, since it uses less digits than its factorization.

43055134553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433387.

The product of its (nonzero) digits is 270000, while the sum is 38.

Adding to 43055134553 its reverse (35543155034), we get a palindrome (78598289587).

The spelling of 43055134553 in words is "forty-three billion, fifty-five million, one hundred thirty-four thousand, five hundred fifty-three".