53303763 has 4 divisors (see below), whose sum is σ = 71071688. Its totient is φ = 35535840.

The previous prime is 53303753. The next prime is 53303807. The reversal of 53303763 is 36730335.

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

It is not a de Polignac number, because 53303763 - 2⁶ = 53303699 is a prime.

It is a super-2 number, since 2×53303763² = 5682582299920338, which contains 22 as substring.

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 53303763.

It is not an unprimeable number, because it can be changed into a prime (53303713) 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, 8883958 + ... + 8883963.

It is an arithmetic number, because the mean of its divisors is an integer number (17767922).

Almost surely, 2^53303763 is an apocalyptic number.

53303763 is a deficient number, since it is larger than the sum of its proper divisors (17767925).

53303763 is a wasteful number, since it uses less digits than its factorization.

53303763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17767924.

The product of its (nonzero) digits is 17010, while the sum is 30.

The square root of 53303763 is about 7300.9426103757. The cubic root of 53303763 is about 376.3448318188.

The spelling of 53303763 in words is "fifty-three million, three hundred three thousand, seven hundred sixty-three".