550130113 has 4 divisors (see below), whose sum is σ = 592447828. Its totient is φ = 507812400.

The previous prime is 550130111. The next prime is 550130129. The reversal of 550130113 is 311031055.

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 60481729 + 489648384 = 7777^2 + 22128^2 .

It is a cyclic number.

It is not a de Polignac number, because 550130113 - 2¹ = 550130111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550130111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21158838 + ... + 21158863.

It is an arithmetic number, because the mean of its divisors is an integer number (148111957).

Almost surely, 2^550130113 is an apocalyptic number.

It is an amenable number.

550130113 is a deficient number, since it is larger than the sum of its proper divisors (42317715).

550130113 is a wasteful number, since it uses less digits than its factorization.

550130113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42317714.

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 550130113 is about 23454.8526535555. The cubic root of 550130113 is about 819.3858742026.

Adding to 550130113 its reverse (311031055), we get a palindrome (861161168).

The spelling of 550130113 in words is "five hundred fifty million, one hundred thirty thousand, one hundred thirteen".