553313 has 4 divisors (see below), whose sum is σ = 559620. Its totient is φ = 547008.

The previous prime is 553309. The next prime is 553351. The reversal of 553313 is 313355.

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 253009 + 300304 = 503^2 + 548^2 .

It is a cyclic number.

It is not a de Polignac number, because 553313 - 2² = 553309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (553363) 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, 3020 + ... + 3197.

It is an arithmetic number, because the mean of its divisors is an integer number (139905).

2⁵⁵³³¹³ is an apocalyptic number.

It is an amenable number.

553313 is a deficient number, since it is larger than the sum of its proper divisors (6307).

553313 is an equidigital number, since it uses as much as digits as its factorization.

553313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6306.

The product of its digits is 675, while the sum is 20.

The square root of 553313 is about 743.8501193117. The cubic root of 553313 is about 82.0963076253.

Adding to 553313 its reverse (313355), we get a palindrome (866668).

The spelling of 553313 in words is "five hundred fifty-three thousand, three hundred thirteen".