1045050555 has 32 divisors (see below), whose sum is σ = 1718853696. Its totient is φ = 541958144.

The previous prime is 1045050551. The next prime is 1045050577. The reversal of 1045050555 is 5550505401.

It is a cyclic number.

It is not a de Polignac number, because 1045050555 - 2² = 1045050551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045050551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84019 + ... + 95651.

It is an arithmetic number, because the mean of its divisors is an integer number (53714178).

Almost surely, 2^1045050555 is an apocalyptic number.

1045050555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1045050555 is a deficient number, since it is larger than the sum of its proper divisors (673803141).

1045050555 is a wasteful number, since it uses less digits than its factorization.

1045050555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11807.

The product of its (nonzero) digits is 12500, while the sum is 30.

The square root of 1045050555 is about 32327.2416856125. The cubic root of 1045050555 is about 1014.7968257133.

Adding to 1045050555 its reverse (5550505401), we get a palindrome (6595555956).

The spelling of 1045050555 in words is "one billion, forty-five million, fifty thousand, five hundred fifty-five".