2117244463 has 4 divisors (see below), whose sum is σ = 2122831240. Its totient is φ = 2111657688.

The previous prime is 2117244457. The next prime is 2117244497. The reversal of 2117244463 is 3644427112.

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 2117244463 - 2⁵ = 2117244431 is a prime.

It is a super-2 number, since 2×2117244463² = 8965448232208316738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2117244403) 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, 2792820 + ... + 2793577.

It is an arithmetic number, because the mean of its divisors is an integer number (530707810).

Almost surely, 2^2117244463 is an apocalyptic number.

2117244463 is a deficient number, since it is larger than the sum of its proper divisors (5586777).

2117244463 is an equidigital number, since it uses as much as digits as its factorization.

2117244463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5586776.

The product of its digits is 32256, while the sum is 34.

The square root of 2117244463 is about 46013.5247834808. The cubic root of 2117244463 is about 1284.0748361952.

The spelling of 2117244463 in words is "two billion, one hundred seventeen million, two hundred forty-four thousand, four hundred sixty-three".