1036506005 has 4 divisors (see below), whose sum is σ = 1243807212. Its totient is φ = 829204800.

The previous prime is 1036505999. The next prime is 1036506011. The reversal of 1036506005 is 5006056301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5006056301 = 3323 ⋅1506487.

It is an interprime number because it is at equal distance from previous prime (1036505999) and next prime (1036506011).

It can be written as a sum of positive squares in 2 ways, for example, as 666982276 + 369523729 = 25826^2 + 19223^2 .

It is not a de Polignac number, because 1036506005 - 2⁶ = 1036505941 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, 103650596 + ... + 103650605.

It is an arithmetic number, because the mean of its divisors is an integer number (310951803).

Almost surely, 2^1036506005 is an apocalyptic number.

It is an amenable number.

1036506005 is a deficient number, since it is larger than the sum of its proper divisors (207301207).

1036506005 is an equidigital number, since it uses as much as digits as its factorization.

1036506005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207301206.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 1036506005 is about 32194.8133245093. The cubic root of 1036506005 is about 1012.0235238143.

The spelling of 1036506005 in words is "one billion, thirty-six million, five hundred six thousand, five".