53053003 has 4 divisors (see below), whose sum is σ = 53724640. Its totient is φ = 52381368.

The previous prime is 53052949. The next prime is 53053031. The reversal of 53053003 is 30035035.

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 53053003 - 2²⁵ = 19498571 is a prime.

It is a super-2 number, since 2×53053003² = 5629242254636018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53053603) 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, 335700 + ... + 335857.

It is an arithmetic number, because the mean of its divisors is an integer number (13431160).

Almost surely, 2^53053003 is an apocalyptic number.

53053003 is a deficient number, since it is larger than the sum of its proper divisors (671637).

53053003 is an equidigital number, since it uses as much as digits as its factorization.

53053003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671636.

The product of its (nonzero) digits is 675, while the sum is 19.

The square root of 53053003 is about 7283.7492406040. The cubic root of 53053003 is about 375.7537503165.

Adding to 53053003 its reverse (30035035), we get a palindrome (83088038).

The spelling of 53053003 in words is "fifty-three million, fifty-three thousand, three".