2117563082 has 8 divisors (see below), whose sum is σ = 3176550756. Its totient is φ = 1058712832.

The previous prime is 2117563081. The next prime is 2117563087. The reversal of 2117563082 is 2803657112.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1969673161 + 147889921 = 44381^2 + 12161^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2117563081) 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, 23978 + ... + 69354.

Almost surely, 2^2117563082 is an apocalyptic number.

2117563082 is a deficient number, since it is larger than the sum of its proper divisors (1058987674).

2117563082 is a wasteful number, since it uses less digits than its factorization.

2117563082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68712.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2117563082 is about 46016.9868852797. The cubic root of 2117563082 is about 1284.1392454035.

The spelling of 2117563082 in words is "two billion, one hundred seventeen million, five hundred sixty-three thousand, eighty-two".