2010665603 has 4 divisors (see below), whose sum is σ = 2014525368. Its totient is φ = 2006805840.

The previous prime is 2010665597. The next prime is 2010665609. The reversal of 2010665603 is 3065660102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3065660102 = 2 ⋅1532830051.

It is an interprime number because it is at equal distance from previous prime (2010665597) and next prime (2010665609).

It is a cyclic number.

It is not a de Polignac number, because 2010665603 - 2¹² = 2010661507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2010665609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1929101 + ... + 1930142.

It is an arithmetic number, because the mean of its divisors is an integer number (503631342).

Almost surely, 2^2010665603 is an apocalyptic number.

2010665603 is a deficient number, since it is larger than the sum of its proper divisors (3859765).

2010665603 is an equidigital number, since it uses as much as digits as its factorization.

2010665603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3859764.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2010665603 is about 44840.4460615637. The cubic root of 2010665603 is about 1262.1567167577.

The spelling of 2010665603 in words is "two billion, ten million, six hundred sixty-five thousand, six hundred three".