53050003 has 4 divisors (see below), whose sum is σ = 54283768. Its totient is φ = 51816240.

The previous prime is 53049991. The next prime is 53050007. The reversal of 53050003 is 30005035.

It is a happy number.

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 53050003 - 2²⁵ = 19495571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53050007) 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, 616818 + ... + 616903.

It is an arithmetic number, because the mean of its divisors is an integer number (13570942).

Almost surely, 2^53050003 is an apocalyptic number.

53050003 is a deficient number, since it is larger than the sum of its proper divisors (1233765).

53050003 is a wasteful number, since it uses less digits than its factorization.

53050003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233764.

The product of its (nonzero) digits is 225, while the sum is 16.

The square root of 53050003 is about 7283.5432997958. The cubic root of 53050003 is about 375.7466675726.

Adding to 53050003 its reverse (30005035), we get a palindrome (83055038).

The spelling of 53050003 in words is "fifty-three million, fifty thousand, three".