1054565555 has 12 divisors (see below), whose sum is σ = 1292990160. Its totient is φ = 825693744.

The previous prime is 1054565537. The next prime is 1054565579. The reversal of 1054565555 is 5555654501.

It is a happy number.

It is not a de Polignac number, because 1054565555 - 2¹⁰ = 1054564531 is a prime.

It is a super-2 number, since 2×1054565555² = 2224217019584916050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36695 + ... + 58784.

It is an arithmetic number, because the mean of its divisors is an integer number (107749180).

Almost surely, 2^1054565555 is an apocalyptic number.

1054565555 is a deficient number, since it is larger than the sum of its proper divisors (238424605).

1054565555 is an frugal number, since it uses more digits than its factorization.

1054565555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95578 (or 95531 counting only the distinct ones).

The product of its (nonzero) digits is 375000, while the sum is 41.

The square root of 1054565555 is about 32474.0751215489. The cubic root of 1054565555 is about 1017.8673739369.

The spelling of 1054565555 in words is "one billion, fifty-four million, five hundred sixty-five thousand, five hundred fifty-five".