53042453 has 8 divisors (see below), whose sum is σ = 54253368. Its totient is φ = 51839424.

The previous prime is 53042449. The next prime is 53042459. The reversal of 53042453 is 35424035.

53042453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 145924 + 52896529 = 382^2 + 7273^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53042453 - 2² = 53042449 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 (53042459) 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 7 ways as a sum of consecutive naturals, for example, 12875 + ... + 16487.

It is an arithmetic number, because the mean of its divisors is an integer number (6781671).

Almost surely, 2^53042453 is an apocalyptic number.

53042453 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

53042453 is a deficient number, since it is larger than the sum of its proper divisors (1210915).

53042453 is a wasteful number, since it uses less digits than its factorization.

53042453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3943.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 53042453 is about 7283.0249896592. The cubic root of 53042453 is about 375.7288414855.

Adding to 53042453 its reverse (35424035), we get a palindrome (88466488).

The spelling of 53042453 in words is "fifty-three million, forty-two thousand, four hundred fifty-three".