953552161 has 4 divisors (see below), whose sum is σ = 986433300. Its totient is φ = 920671024.

The previous prime is 953552143. The next prime is 953552189. The reversal of 953552161 is 161255359.

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 749062161 + 204490000 = 27369^2 + 14300^2 .

It is a cyclic number.

It is not a de Polignac number, because 953552161 - 2¹¹ = 953550113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 953552161.

It is not an unprimeable number, because it can be changed into a prime (953556161) 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, 16440526 + ... + 16440583.

It is an arithmetic number, because the mean of its divisors is an integer number (246608325).

Almost surely, 2^953552161 is an apocalyptic number.

It is an amenable number.

953552161 is a deficient number, since it is larger than the sum of its proper divisors (32881139).

953552161 is a wasteful number, since it uses less digits than its factorization.

953552161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32881138.

The product of its digits is 40500, while the sum is 37.

The square root of 953552161 is about 30879.6399104653. The cubic root of 953552161 is about 984.2712917917.

The spelling of 953552161 in words is "nine hundred fifty-three million, five hundred fifty-two thousand, one hundred sixty-one".