117948667 has 4 divisors (see below), whose sum is σ = 118729936. Its totient is φ = 117167400.

The previous prime is 117948661. The next prime is 117948671. The reversal of 117948667 is 766849711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 766849711 = 881 ⋅870431.

It is a cyclic number.

It is not a de Polignac number, because 117948667 - 2¹⁵ = 117915899 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 117948667.

It is not an unprimeable number, because it can be changed into a prime (117948661) 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, 390408 + ... + 390709.

It is an arithmetic number, because the mean of its divisors is an integer number (29682484).

Almost surely, 2^117948667 is an apocalyptic number.

117948667 is a deficient number, since it is larger than the sum of its proper divisors (781269).

117948667 is an equidigital number, since it uses as much as digits as its factorization.

117948667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781268.

The product of its digits is 508032, while the sum is 49.

The square root of 117948667 is about 10860.4174413325. The cubic root of 117948667 is about 490.4156780916.

The spelling of 117948667 in words is "one hundred seventeen million, nine hundred forty-eight thousand, six hundred sixty-seven".