53503413 has 16 divisors (see below), whose sum is σ = 72600000. Its totient is φ = 35043840.

The previous prime is 53503409. The next prime is 53503421. The reversal of 53503413 is 31430535.

It is a happy number.

53503413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53503413 - 2² = 53503409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53503433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42213 + ... + 43461.

It is an arithmetic number, because the mean of its divisors is an integer number (4537500).

Almost surely, 2^53503413 is an apocalyptic number.

It is an amenable number.

53503413 is a deficient number, since it is larger than the sum of its proper divisors (19096587).

53503413 is a wasteful number, since it uses less digits than its factorization.

53503413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 53503413 is about 7314.6027233200. The cubic root of 53503413 is about 376.8141147047.

Adding to 53503413 its reverse (31430535), we get a palindrome (84933948).

The spelling of 53503413 in words is "fifty-three million, five hundred three thousand, four hundred thirteen".