555000011 has 4 divisors (see below), whose sum is σ = 567907032. Its totient is φ = 542092992.

The previous prime is 555000007. The next prime is 555000029. The reversal of 555000011 is 110000555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 555000011 - 2² = 555000007 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (555000031) 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, 6453446 + ... + 6453531.

It is an arithmetic number, because the mean of its divisors is an integer number (141976758).

Almost surely, 2^555000011 is an apocalyptic number.

555000011 is a deficient number, since it is larger than the sum of its proper divisors (12907021).

555000011 is a wasteful number, since it uses less digits than its factorization.

555000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12907020.

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 555000011 is about 23558.4382122415. The cubic root of 555000011 is about 821.7965819170.

Adding to 555000011 its reverse (110000555), we get a palindrome (665000566).

The spelling of 555000011 in words is "five hundred fifty-five million, eleven", and thus it is an aban number.