43141511345 has 4 divisors (see below), whose sum is σ = 51769813620. Its totient is φ = 34513209072.

The previous prime is 43141511339. The next prime is 43141511381. The reversal of 43141511345 is 54311514134.

43141511345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13437678241 + 29703833104 = 115921^2 + 172348^2 .

It is a cyclic number.

It is not a de Polignac number, because 43141511345 - 2²⁴ = 43124734129 is a prime.

It is a super-2 number, since 2×43141511345² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4314151130 + ... + 4314151139.

It is an arithmetic number, because the mean of its divisors is an integer number (12942453405).

Almost surely, 2^43141511345 is an apocalyptic number.

It is an amenable number.

43141511345 is a deficient number, since it is larger than the sum of its proper divisors (8628302275).

43141511345 is an equidigital number, since it uses as much as digits as its factorization.

43141511345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8628302274.

The product of its digits is 14400, while the sum is 32.

The spelling of 43141511345 in words is "forty-three billion, one hundred forty-one million, five hundred eleven thousand, three hundred forty-five".