558121161 has 8 divisors (see below), whose sum is σ = 801404800. Its totient is φ = 343459152.

The previous prime is 558121159. The next prime is 558121183. The reversal of 558121161 is 161121855.

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

It is not a de Polignac number, because 558121161 - 2¹ = 558121159 is a prime.

It is a super-2 number, since 2×558121161² = 622998460711975842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (558121121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7155361 + ... + 7155438.

It is an arithmetic number, because the mean of its divisors is an integer number (100175600).

Almost surely, 2^558121161 is an apocalyptic number.

It is an amenable number.

558121161 is a deficient number, since it is larger than the sum of its proper divisors (243283639).

558121161 is a wasteful number, since it uses less digits than its factorization.

558121161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14310815.

The product of its digits is 2400, while the sum is 30.

The square root of 558121161 is about 23624.5880599006. The cubic root of 558121161 is about 823.3342138400.

The spelling of 558121161 in words is "five hundred fifty-eight million, one hundred twenty-one thousand, one hundred sixty-one".