117017643 has 8 divisors (see below), whose sum is σ = 160240528. Its totient is φ = 75903264.

The previous prime is 117017627. The next prime is 117017651. The reversal of 117017643 is 346710711.

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

It is not a de Polignac number, because 117017643 - 2⁴ = 117017627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117017643.

It is not an unprimeable number, because it can be changed into a prime (117017623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526996 + ... + 527217.

It is an arithmetic number, because the mean of its divisors is an integer number (20030066).

Almost surely, 2^117017643 is an apocalyptic number.

117017643 is a deficient number, since it is larger than the sum of its proper divisors (43222885).

117017643 is a wasteful number, since it uses less digits than its factorization.

117017643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054253.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 117017643 is about 10817.4693436127. The cubic root of 117017643 is about 489.1219078714.

The spelling of 117017643 in words is "one hundred seventeen million, seventeen thousand, six hundred forty-three".