53512073 has 8 divisors (see below), whose sum is σ = 56730528. Its totient is φ = 50301504.

The previous prime is 53512049. The next prime is 53512079. The reversal of 53512073 is 37021535.

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

It is not a de Polignac number, because 53512073 - 2⁸ = 53511817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53512079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17690 + ... + 20492.

It is an arithmetic number, because the mean of its divisors is an integer number (7091316).

Almost surely, 2^53512073 is an apocalyptic number.

It is an amenable number.

53512073 is a deficient number, since it is larger than the sum of its proper divisors (3218455).

53512073 is a wasteful number, since it uses less digits than its factorization.

53512073 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 3150, while the sum is 26.

The square root of 53512073 is about 7315.1946658992. The cubic root of 53512073 is about 376.8344438389.

The spelling of 53512073 in words is "fifty-three million, five hundred twelve thousand, seventy-three".