5553331 has 4 divisors (see below), whose sum is σ = 6346672. Its totient is φ = 4759992.

The previous prime is 5553319. The next prime is 5553337. The reversal of 5553331 is 1333555.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1333555 = 5 ⋅266711.

It is a cyclic number.

It is not a de Polignac number, because 5553331 - 2⁵ = 5553299 is a prime.

It is a super-2 number, since 2×5553331² = 61678970391122, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 5553296 and 5553305.

It is not an unprimeable number, because it can be changed into a prime (5553337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396660 + ... + 396673.

It is an arithmetic number, because the mean of its divisors is an integer number (1586668).

Almost surely, 2^5553331 is an apocalyptic number.

5553331 is a deficient number, since it is larger than the sum of its proper divisors (793341).

5553331 is an equidigital number, since it uses as much as digits as its factorization.

5553331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793340.

The product of its digits is 3375, while the sum is 25.

The square root of 5553331 is about 2356.5506572107. The cubic root of 5553331 is about 177.0861189443.

Adding to 5553331 its reverse (1333555), we get a palindrome (6886886).

The spelling of 5553331 in words is "five million, five hundred fifty-three thousand, three hundred thirty-one".