550456003 has 2 divisors, whose sum is σ = 550456004. Its totient is φ = 550456002.

The previous prime is 550456001. The next prime is 550456007. The reversal of 550456003 is 300654055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550456003 - 2¹ = 550456001 is a prime.

It is a super-2 number, since 2×550456003² = 606003622477472018, which contains 22 as substring.

Together with 550456001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (550456001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275228001 + 275228002.

It is an arithmetic number, because the mean of its divisors is an integer number (275228002).

Almost surely, 2^550456003 is an apocalyptic number.

550456003 is a deficient number, since it is larger than the sum of its proper divisors (1).

550456003 is an equidigital number, since it uses as much as digits as its factorization.

550456003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 550456003 is about 23461.7988014560. The cubic root of 550456003 is about 819.5476401468.

The spelling of 550456003 in words is "five hundred fifty million, four hundred fifty-six thousand, three".