53520103 has 36 divisors (see below), whose sum is σ = 70597008. Its totient is φ = 40360320.

The previous prime is 53520101. The next prime is 53520113. The reversal of 53520103 is 30102535.

It is not a de Polignac number, because 53520103 - 2¹ = 53520101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53520101) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 190323 + ... + 190603.

It is an arithmetic number, because the mean of its divisors is an integer number (1961028).

Almost surely, 2^53520103 is an apocalyptic number.

53520103 is a deficient number, since it is larger than the sum of its proper divisors (17076905).

53520103 is a wasteful number, since it uses less digits than its factorization.

53520103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 53520103 is about 7315.7435028847. The cubic root of 53520103 is about 376.8532921041.

Adding to 53520103 its reverse (30102535), we get a palindrome (83622638).

The spelling of 53520103 in words is "fifty-three million, five hundred twenty thousand, one hundred three".