2003134085 has 4 divisors (see below), whose sum is σ = 2403760908. Its totient is φ = 1602507264.

The previous prime is 2003134079. The next prime is 2003134103. The reversal of 2003134085 is 5804313002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 956417476 + 1046716609 = 30926^2 + 32353^2 .

It is a cyclic number.

It is not a de Polignac number, because 2003134085 - 2⁸ = 2003133829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 200313404 + ... + 200313413.

It is an arithmetic number, because the mean of its divisors is an integer number (600940227).

Almost surely, 2^2003134085 is an apocalyptic number.

It is an amenable number.

2003134085 is a deficient number, since it is larger than the sum of its proper divisors (400626823).

2003134085 is an equidigital number, since it uses as much as digits as its factorization.

2003134085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400626822.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2003134085 is about 44756.3859689319. The cubic root of 2003134085 is about 1260.5788230389.

Adding to 2003134085 its reverse (5804313002), we get a palindrome (7807447087).

The spelling of 2003134085 in words is "two billion, three million, one hundred thirty-four thousand, eighty-five".