53006353 has 4 divisors (see below), whose sum is σ = 53602020. Its totient is φ = 52410688.

The previous prime is 53006347. The next prime is 53006381. The reversal of 53006353 is 35360035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35360035 = 5 ⋅7072007.

It can be written as a sum of positive squares in 2 ways, for example, as 30991489 + 22014864 = 5567^2 + 4692^2 .

It is a cyclic number.

It is not a de Polignac number, because 53006353 - 2⁵ = 53006321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53006453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297700 + ... + 297877.

It is an arithmetic number, because the mean of its divisors is an integer number (13400505).

Almost surely, 2^53006353 is an apocalyptic number.

It is an amenable number.

53006353 is a deficient number, since it is larger than the sum of its proper divisors (595667).

53006353 is an equidigital number, since it uses as much as digits as its factorization.

53006353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595666.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 53006353 is about 7280.5462020373. The cubic root of 53006353 is about 375.6435834284.

Adding to 53006353 its reverse (35360035), we get a palindrome (88366388).

The spelling of 53006353 in words is "fifty-three million, six thousand, three hundred fifty-three".