53053433 has 4 divisors (see below), whose sum is σ = 55360128. Its totient is φ = 50746740.

The previous prime is 53053423. The next prime is 53053439. The reversal of 53053433 is 33435035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 53053433 - 2⁴ = 53053417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53053439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1153313 + ... + 1153358.

It is an arithmetic number, because the mean of its divisors is an integer number (13840032).

Almost surely, 2^53053433 is an apocalyptic number.

It is an amenable number.

53053433 is a deficient number, since it is larger than the sum of its proper divisors (2306695).

53053433 is a wasteful number, since it uses less digits than its factorization.

53053433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306694.

The product of its (nonzero) digits is 8100, while the sum is 26.

The square root of 53053433 is about 7283.7787583095. The cubic root of 53053433 is about 375.7547654879.

Adding to 53053433 its reverse (33435035), we get a palindrome (86488468).

The spelling of 53053433 in words is "fifty-three million, fifty-three thousand, four hundred thirty-three".