43036145 has 8 divisors (see below), whose sum is σ = 53424360. Its totient is φ = 33241600.

The previous prime is 43036141. The next prime is 43036187. The reversal of 43036145 is 54163034.

43036145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2024929 + 41011216 = 1423^2 + 6404^2 .

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

It is not a de Polignac number, because 43036145 - 2² = 43036141 is a prime.

It is a super-2 number, since 2×43036145² = 3704219552922050, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43036141) 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 7 ways as a sum of consecutive naturals, for example, 148256 + ... + 148545.

It is an arithmetic number, because the mean of its divisors is an integer number (6678045).

Almost surely, 2^43036145 is an apocalyptic number.

It is an amenable number.

43036145 is a deficient number, since it is larger than the sum of its proper divisors (10388215).

43036145 is a wasteful number, since it uses less digits than its factorization.

43036145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296835.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 43036145 is about 6560.1939757907. The cubic root of 43036145 is about 350.4379415878.

Adding to 43036145 its reverse (54163034), we get a palindrome (97199179).

The spelling of 43036145 in words is "forty-three million, thirty-six thousand, one hundred forty-five".