550113 has 8 divisors (see below), whose sum is σ = 737568. Its totient is φ = 364704.

The previous prime is 550111. The next prime is 550117. The reversal of 550113 is 311055.

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

It is not a de Polignac number, because 550113 - 2¹ = 550111 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 550092 and 550101.

It is not an unprimeable number, because it can be changed into a prime (550111) 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, 306 + ... + 1092.

It is an arithmetic number, because the mean of its divisors is an integer number (92196).

2⁵⁵⁰¹¹³ is an apocalyptic number.

It is an amenable number.

550113 is a deficient number, since it is larger than the sum of its proper divisors (187455).

550113 is a wasteful number, since it uses less digits than its factorization.

550113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023.

The product of its (nonzero) digits is 75, while the sum is 15.

The square root of 550113 is about 741.6960293813. The cubic root of 550113 is about 81.9377377851.

Adding to 550113 its reverse (311055), we get a palindrome (861168).

The spelling of 550113 in words is "five hundred fifty thousand, one hundred thirteen".