1010555005 has 4 divisors (see below), whose sum is σ = 1212666012. Its totient is φ = 808444000.

The previous prime is 1010554981. The next prime is 1010555011. The reversal of 1010555005 is 5005550101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5005550101 = 67 ⋅74709703.

It can be written as a sum of positive squares in 2 ways, for example, as 377680356 + 632874649 = 19434^2 + 25157^2 .

It is not a de Polignac number, because 1010555005 - 2²³ = 1002166397 is a prime.

It is a Duffinian number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 101055496 + ... + 101055505.

It is an arithmetic number, because the mean of its divisors is an integer number (303166503).

Almost surely, 2^1010555005 is an apocalyptic number.

It is an amenable number.

1010555005 is a deficient number, since it is larger than the sum of its proper divisors (202111007).

1010555005 is an equidigital number, since it uses as much as digits as its factorization.

1010555005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202111006.

The product of its (nonzero) digits is 625, while the sum is 22.

The square root of 1010555005 is about 31789.2278138366. The cubic root of 1010555005 is about 1003.5060283992.

The spelling of 1010555005 in words is "one billion, ten million, five hundred fifty-five thousand, five".