53103453 has 16 divisors (see below), whose sum is σ = 76384896. Its totient is φ = 32621760.

The previous prime is 53103439. The next prime is 53103493. The reversal of 53103453 is 35430135.

It is a happy number.

It is not a de Polignac number, because 53103453 - 2²¹ = 51006301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53103433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35976 + ... + 37422.

It is an arithmetic number, because the mean of its divisors is an integer number (4774056).

Almost surely, 2^53103453 is an apocalyptic number.

It is an amenable number.

53103453 is a deficient number, since it is larger than the sum of its proper divisors (23281443).

53103453 is a wasteful number, since it uses less digits than its factorization.

53103453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404.

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

The square root of 53103453 is about 7287.2116066435. The cubic root of 53103453 is about 375.8728184805.

Adding to 53103453 its reverse (35430135), we get a palindrome (88533588).

The spelling of 53103453 in words is "fifty-three million, one hundred three thousand, four hundred fifty-three".