557110243 has 4 divisors (see below), whose sum is σ = 562626288. Its totient is φ = 551594200.

The previous prime is 557110241. The next prime is 557110259. The reversal of 557110243 is 342011755.

It is a happy number.

557110243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 557110243 - 2¹ = 557110241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (557110241) 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, 2757871 + ... + 2758072.

It is an arithmetic number, because the mean of its divisors is an integer number (140656572).

Almost surely, 2^557110243 is an apocalyptic number.

557110243 is a deficient number, since it is larger than the sum of its proper divisors (5516045).

557110243 is a wasteful number, since it uses less digits than its factorization.

557110243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5516044.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 557110243 is about 23603.1828997701. The cubic root of 557110243 is about 822.8368150271.

Adding to 557110243 its reverse (342011755), we get a palindrome (899121998).

The spelling of 557110243 in words is "five hundred fifty-seven million, one hundred ten thousand, two hundred forty-three".