43113644153 has 4 divisors (see below), whose sum is σ = 43237179300. Its totient is φ = 42990109008.

The previous prime is 43113644083. The next prime is 43113644159. The reversal of 43113644153 is 35144631134.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37718300944 + 5395343209 = 194212^2 + 73453^2 .

It is a cyclic number.

It is not a de Polignac number, because 43113644153 - 2²⁰ = 43112595577 is a prime.

It is a super-2 number, since 2×43113644153² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43113644159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61767050 + ... + 61767747.

It is an arithmetic number, because the mean of its divisors is an integer number (10809294825).

Almost surely, 2^43113644153 is an apocalyptic number.

It is an amenable number.

43113644153 is a deficient number, since it is larger than the sum of its proper divisors (123535147).

43113644153 is a wasteful number, since it uses less digits than its factorization.

43113644153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123535146.

The product of its digits is 51840, while the sum is 35.

The spelling of 43113644153 in words is "forty-three billion, one hundred thirteen million, six hundred forty-four thousand, one hundred fifty-three".