553163171 has 4 divisors (see below), whose sum is σ = 603450744. Its totient is φ = 502875600.

The previous prime is 553163099. The next prime is 553163243. The reversal of 553163171 is 171361355.

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

It is an interprime number because it is at equal distance from previous prime (553163099) and next prime (553163243).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-553163171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553163771) 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, 25143770 + ... + 25143791.

It is an arithmetic number, because the mean of its divisors is an integer number (150862686).

Almost surely, 2^553163171 is an apocalyptic number.

553163171 is a deficient number, since it is larger than the sum of its proper divisors (50287573).

553163171 is a wasteful number, since it uses less digits than its factorization.

553163171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50287572.

The product of its digits is 9450, while the sum is 32.

The square root of 553163171 is about 23519.4211450877. The cubic root of 553163171 is about 820.8889679991. Note that the first 3 decimals are identical.

The spelling of 553163171 in words is "five hundred fifty-three million, one hundred sixty-three thousand, one hundred seventy-one".