1005055505 has 8 divisors (see below), whose sum is σ = 1206253824. Its totient is φ = 803919600.

The previous prime is 1005055489. The next prime is 1005055529. The reversal of 1005055505 is 5055505001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1005055505 - 2⁴ = 1005055489 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 34400 + ... + 56510.

It is an arithmetic number, because the mean of its divisors is an integer number (150781728).

Almost surely, 2^1005055505 is an apocalyptic number.

It is an amenable number.

1005055505 is a deficient number, since it is larger than the sum of its proper divisors (201198319).

1005055505 is an equidigital number, since it uses as much as digits as its factorization.

1005055505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31207.

The product of its (nonzero) digits is 3125, while the sum is 26.

The square root of 1005055505 is about 31702.6103814812. The cubic root of 1005055505 is about 1001.6823364901.

The spelling of 1005055505 in words is "one billion, five million, fifty-five thousand, five hundred five".