43053113 has 4 divisors (see below), whose sum is σ = 43434228. Its totient is φ = 42672000.

The previous prime is 43053091. The next prime is 43053121. The reversal of 43053113 is 31135034.

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 4959529 + 38093584 = 2227^2 + 6172^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43053113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43053613) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 190388 + ... + 190613.

It is an arithmetic number, because the mean of its divisors is an integer number (10858557).

Almost surely, 2^43053113 is an apocalyptic number.

It is an amenable number.

43053113 is a deficient number, since it is larger than the sum of its proper divisors (381115).

43053113 is a wasteful number, since it uses less digits than its factorization.

43053113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381114.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 43053113 is about 6561.4871027839. The cubic root of 43053113 is about 350.4839916363.

Adding to 43053113 its reverse (31135034), we get a palindrome (74188147).

The spelling of 43053113 in words is "forty-three million, fifty-three thousand, one hundred thirteen".