53753263 has 4 divisors (see below), whose sum is σ = 53792208. Its totient is φ = 53714320.

The previous prime is 53753243. The next prime is 53753279. The reversal of 53753263 is 36235735.

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 53753263 - 2¹³ = 53745071 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 (53753233) 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, 17323 + ... + 20188.

It is an arithmetic number, because the mean of its divisors is an integer number (13448052).

Almost surely, 2^53753263 is an apocalyptic number.

53753263 is a deficient number, since it is larger than the sum of its proper divisors (38945).

53753263 is a wasteful number, since it uses less digits than its factorization.

53753263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38944.

The product of its digits is 56700, while the sum is 34.

The square root of 53753263 is about 7331.6616806833. The cubic root of 53753263 is about 377.3997523380.

Adding to 53753263 its reverse (36235735), we get a palindrome (89988998).

The spelling of 53753263 in words is "fifty-three million, seven hundred fifty-three thousand, two hundred sixty-three".