2117453608 has 16 divisors (see below), whose sum is σ = 4000534560. Its totient is φ = 1050644400.

The previous prime is 2117453593. The next prime is 2117453609. The reversal of 2117453608 is 8063547112.

It is not an unprimeable number, because it can be changed into a prime (2117453609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009188 + ... + 1011283.

It is an arithmetic number, because the mean of its divisors is an integer number (250033410).

Almost surely, 2^2117453608 is an apocalyptic number.

It is an amenable number.

2117453608 is a deficient number, since it is larger than the sum of its proper divisors (1883080952).

2117453608 is a wasteful number, since it uses less digits than its factorization.

2117453608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020608 (or 2020604 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 2117453608 is about 46015.7973743800. The cubic root of 2117453608 is about 1284.1171158333.

The spelling of 2117453608 in words is "two billion, one hundred seventeen million, four hundred fifty-three thousand, six hundred eight".