2117603005 has 16 divisors (see below), whose sum is σ = 2947489920. Its totient is φ = 1430396352.

The previous prime is 2117603003. The next prime is 2117603017. The reversal of 2117603005 is 5003067112.

It is not a de Polignac number, because 2117603005 - 2¹ = 2117603003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2117603003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449170 + ... + 453859.

It is an arithmetic number, because the mean of its divisors is an integer number (184218120).

Almost surely, 2^2117603005 is an apocalyptic number.

It is an amenable number.

2117603005 is a deficient number, since it is larger than the sum of its proper divisors (829886915).

2117603005 is an equidigital number, since it uses as much as digits as its factorization.

2117603005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903108.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 2117603005 is about 46017.4206686989. The cubic root of 2117603005 is about 1284.1473154297.

The spelling of 2117603005 in words is "two billion, one hundred seventeen million, six hundred three thousand, five".