117572867 has 4 divisors (see below), whose sum is σ = 124488936. Its totient is φ = 110656800.

The previous prime is 117572839. The next prime is 117572869. The reversal of 117572867 is 768275711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117572867 - 2¹⁶ = 117507331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117572869) 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, 3458009 + ... + 3458042.

It is an arithmetic number, because the mean of its divisors is an integer number (31122234).

Almost surely, 2^117572867 is an apocalyptic number.

117572867 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

117572867 is a deficient number, since it is larger than the sum of its proper divisors (6916069).

117572867 is an equidigital number, since it uses as much as digits as its factorization.

117572867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6916068.

The product of its digits is 164640, while the sum is 44.

The square root of 117572867 is about 10843.1022774850. The cubic root of 117572867 is about 489.8942809547.

The spelling of 117572867 in words is "one hundred seventeen million, five hundred seventy-two thousand, eight hundred sixty-seven".