43318053 has 12 divisors (see below), whose sum is σ = 62627968. Its totient is φ = 28852200.

The previous prime is 43318031. The next prime is 43318069. The reversal of 43318053 is 35081334.

It is a happy number.

43318053 is a `hidden beast` number, since 433 + 180 + 53 = 666.

It is not a de Polignac number, because 43318053 - 2⁵ = 43318021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43318003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16326 + ... + 18792.

Almost surely, 2^43318053 is an apocalyptic number.

It is an amenable number.

43318053 is a deficient number, since it is larger than the sum of its proper divisors (19309915).

43318053 is a wasteful number, since it uses less digits than its factorization.

43318053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4424 (or 4421 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 43318053 is about 6581.6451590769. The cubic root of 43318053 is about 351.2014573900.

Adding to 43318053 its reverse (35081334), we get a palindrome (78399387).

It can be divided in two parts, 43 and 318053, that added together give a square (318096 = 564²).

The spelling of 43318053 in words is "forty-three million, three hundred eighteen thousand, fifty-three".