53415453 has 64 divisors (see below), whose sum is σ = 93929472. Its totient is φ = 26231040.

The previous prime is 53415437. The next prime is 53415463. The reversal of 53415453 is 35451435.

It is not a de Polignac number, because 53415453 - 2⁴ = 53415437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53415453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53415433) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 295023 + ... + 295203.

It is an arithmetic number, because the mean of its divisors is an integer number (1467648).

Almost surely, 2^53415453 is an apocalyptic number.

It is an amenable number.

53415453 is a deficient number, since it is larger than the sum of its proper divisors (40514019).

53415453 is a wasteful number, since it uses less digits than its factorization.

53415453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274.

The product of its digits is 18000, while the sum is 30.

The square root of 53415453 is about 7308.5876200535. The cubic root of 53415453 is about 376.6075063933.

Adding to 53415453 its reverse (35451435), we get a palindrome (88866888).

The spelling of 53415453 in words is "fifty-three million, four hundred fifteen thousand, four hundred fifty-three".