117672347 has 24 divisors (see below), whose sum is σ = 134896608. Its totient is φ = 102009600.

The previous prime is 117672341. The next prime is 117672353. The reversal of 117672347 is 743276711.

It is an interprime number because it is at equal distance from previous prime (117672341) and next prime (117672353).

It is not a de Polignac number, because 117672347 - 2²⁴ = 100895131 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 117672347.

It is not an unprimeable number, because it can be changed into a prime (117672341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 488147 + ... + 488387.

It is an arithmetic number, because the mean of its divisors is an integer number (5620692).

Almost surely, 2^117672347 is an apocalyptic number.

117672347 is a deficient number, since it is larger than the sum of its proper divisors (17224261).

117672347 is a wasteful number, since it uses less digits than its factorization.

117672347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371 (or 348 counting only the distinct ones).

The product of its digits is 49392, while the sum is 38.

The square root of 117672347 is about 10847.6885556325. The cubic root of 117672347 is about 490.0324107397.

The spelling of 117672347 in words is "one hundred seventeen million, six hundred seventy-two thousand, three hundred forty-seven".