53453383 has 4 divisors (see below), whose sum is σ = 53491480. Its totient is φ = 53415288.

The previous prime is 53453377. The next prime is 53453443. The reversal of 53453383 is 38335435.

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

It is a cyclic number.

It is not a de Polignac number, because 53453383 - 2¹³ = 53445191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53453333) 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, 16860 + ... + 19777.

It is an arithmetic number, because the mean of its divisors is an integer number (13372870).

Almost surely, 2^53453383 is an apocalyptic number.

53453383 is a deficient number, since it is larger than the sum of its proper divisors (38097).

53453383 is a wasteful number, since it uses less digits than its factorization.

53453383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38096.

The product of its digits is 64800, while the sum is 34.

The square root of 53453383 is about 7311.1820521719. The cubic root of 53453383 is about 376.6966275626.

The spelling of 53453383 in words is "fifty-three million, four hundred fifty-three thousand, three hundred eighty-three".