53071163 has 4 divisors (see below), whose sum is σ = 54783168. Its totient is φ = 51359160.

The previous prime is 53071153. The next prime is 53071171. The reversal of 53071163 is 36117035.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 53071163 - 2⁶ = 53071099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53071103) 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, 855956 + ... + 856017.

It is an arithmetic number, because the mean of its divisors is an integer number (13695792).

Almost surely, 2^53071163 is an apocalyptic number.

53071163 is a deficient number, since it is larger than the sum of its proper divisors (1712005).

53071163 is a wasteful number, since it uses less digits than its factorization.

53071163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712004.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 53071163 is about 7284.9957446796. The cubic root of 53071163 is about 375.7966188272.

Adding to 53071163 its reverse (36117035), we get a palindrome (89188198).

The spelling of 53071163 in words is "fifty-three million, seventy-one thousand, one hundred sixty-three".