53323383 has 4 divisors (see below), whose sum is σ = 71097848. Its totient is φ = 35548920.

The previous prime is 53323381. The next prime is 53323393. The reversal of 53323383 is 38332335.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 53323383 - 2¹ = 53323381 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53323383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53323381) 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, 8887228 + ... + 8887233.

It is an arithmetic number, because the mean of its divisors is an integer number (17774462).

Almost surely, 2^53323383 is an apocalyptic number.

53323383 is a deficient number, since it is larger than the sum of its proper divisors (17774465).

53323383 is a wasteful number, since it uses less digits than its factorization.

53323383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17774464.

The product of its digits is 19440, while the sum is 30.

The square root of 53323383 is about 7302.2861488715. The cubic root of 53323383 is about 376.3910010410.

The spelling of 53323383 in words is "fifty-three million, three hundred twenty-three thousand, three hundred eighty-three".