53123203 has 6 divisors (see below), whose sum is σ = 61796436. Its totient is φ = 45534132.

The previous prime is 53123197. The next prime is 53123219. The reversal of 53123203 is 30232135.

It is not a de Polignac number, because 53123203 - 2⁵ = 53123171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53123233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 542025 + ... + 542122.

It is an arithmetic number, because the mean of its divisors is an integer number (10299406).

Almost surely, 2^53123203 is an apocalyptic number.

53123203 is a deficient number, since it is larger than the sum of its proper divisors (8673233).

53123203 is a wasteful number, since it uses less digits than its factorization.

53123203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084161 (or 1084154 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 53123203 is about 7288.5665943312. The cubic root of 53123203 is about 375.9194103537.

Adding to 53123203 its reverse (30232135), we get a palindrome (83355338).

It can be divided in two parts, 5312 and 3203, that added together give a triangular number (8515 = T₁₃₀).

The spelling of 53123203 in words is "fifty-three million, one hundred twenty-three thousand, two hundred three".