53385053 has 4 divisors (see below), whose sum is σ = 53432508. Its totient is φ = 53337600.

The previous prime is 53385037. The next prime is 53385067. The reversal of 53385053 is 35058335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29833444 + 23551609 = 5462^2 + 4853^2 .

It is a cyclic number.

It is not a de Polignac number, because 53385053 - 2⁴ = 53385037 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 (53385853) 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, 21998 + ... + 24303.

It is an arithmetic number, because the mean of its divisors is an integer number (13358127).

Almost surely, 2^53385053 is an apocalyptic number.

It is an amenable number.

53385053 is a deficient number, since it is larger than the sum of its proper divisors (47455).

53385053 is a wasteful number, since it uses less digits than its factorization.

53385053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47454.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 53385053 is about 7306.5075788642. The cubic root of 53385053 is about 376.5360474167.

The spelling of 53385053 in words is "fifty-three million, three hundred eighty-five thousand, fifty-three".