2105246603 has 4 divisors (see below), whose sum is σ = 2196779088. Its totient is φ = 2013714120.

The previous prime is 2105246599. The next prime is 2105246623. The reversal of 2105246603 is 3066425012.

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

It is a cyclic number.

It is not a de Polignac number, because 2105246603 - 2² = 2105246599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2105246623) by changing a digit.

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, 45766208 + ... + 45766253.

It is an arithmetic number, because the mean of its divisors is an integer number (549194772).

Almost surely, 2^2105246603 is an apocalyptic number.

2105246603 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2105246603 is a deficient number, since it is larger than the sum of its proper divisors (91532485).

2105246603 is an equidigital number, since it uses as much as digits as its factorization.

2105246603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91532484.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 2105246603 is about 45882.9663709748. The cubic root of 2105246603 is about 1281.6447368853.

The spelling of 2105246603 in words is "two billion, one hundred five million, two hundred forty-six thousand, six hundred three".