53144103 has 4 divisors (see below), whose sum is σ = 70858808. Its totient is φ = 35429400.

The previous prime is 53144059. The next prime is 53144111. The reversal of 53144103 is 30144135.

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

It is not a de Polignac number, because 53144103 - 2¹⁶ = 53078567 is a prime.

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 53144103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53144123) 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, 8857348 + ... + 8857353.

It is an arithmetic number, because the mean of its divisors is an integer number (17714702).

Almost surely, 2^53144103 is an apocalyptic number.

53144103 is a deficient number, since it is larger than the sum of its proper divisors (17714705).

53144103 is a wasteful number, since it uses less digits than its factorization.

53144103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17714704.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 53144103 is about 7290.0002057613. Note that the first 3 decimals coincide. The cubic root of 53144103 is about 375.9687025971.

Adding to 53144103 its reverse (30144135), we get a palindrome (83288238).

The spelling of 53144103 in words is "fifty-three million, one hundred forty-four thousand, one hundred three".