4161817253 has 4 divisors (see below), whose sum is σ = 4540164288. Its totient is φ = 3783470220.

The previous prime is 4161817213. The next prime is 4161817259. The reversal of 4161817253 is 3527181614.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4161817253 - 2¹⁰ = 4161816229 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4161817259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189173501 + ... + 189173522.

It is an arithmetic number, because the mean of its divisors is an integer number (1135041072).

Almost surely, 2^4161817253 is an apocalyptic number.

It is an amenable number.

4161817253 is a deficient number, since it is larger than the sum of its proper divisors (378347035).

4161817253 is a wasteful number, since it uses less digits than its factorization.

4161817253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378347034.

The product of its digits is 40320, while the sum is 38.

The square root of 4161817253 is about 64512.1481040587. The cubic root of 4161817253 is about 1608.5244576746.

Adding to 4161817253 its reverse (3527181614), we get a palindrome (7688998867).

The spelling of 4161817253 in words is "four billion, one hundred sixty-one million, eight hundred seventeen thousand, two hundred fifty-three".