53011233 has 16 divisors (see below), whose sum is σ = 85675200. Its totient is φ = 32127840.

The previous prime is 53011201. The next prime is 53011241. The reversal of 53011233 is 33211035.

It is not a de Polignac number, because 53011233 - 2⁵ = 53011201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53011243) 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 15 ways as a sum of consecutive naturals, for example, 88948 + ... + 89541.

It is an arithmetic number, because the mean of its divisors is an integer number (5354700).

Almost surely, 2^53011233 is an apocalyptic number.

It is an amenable number.

53011233 is a deficient number, since it is larger than the sum of its proper divisors (32663967).

53011233 is a wasteful number, since it uses less digits than its factorization.

53011233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178509 (or 178503 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 53011233 is about 7280.8813340144. The cubic root of 53011233 is about 375.6551108795.

Adding to 53011233 its reverse (33211035), we get a palindrome (86222268).

The spelling of 53011233 in words is "fifty-three million, eleven thousand, two hundred thirty-three".