117072827 has 4 divisors (see below), whose sum is σ = 117096840. Its totient is φ = 117048816.

The previous prime is 117072821. The next prime is 117072871. The reversal of 117072827 is 728270711.

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 117072827 - 2⁴ = 117072811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117072821) 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, 1802 + ... + 15407.

It is an arithmetic number, because the mean of its divisors is an integer number (29274210).

Almost surely, 2^117072827 is an apocalyptic number.

117072827 is a deficient number, since it is larger than the sum of its proper divisors (24013).

117072827 is an equidigital number, since it uses as much as digits as its factorization.

117072827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24012.

The product of its (nonzero) digits is 10976, while the sum is 35.

The square root of 117072827 is about 10820.0197319598. The cubic root of 117072827 is about 489.1987836336.

The spelling of 117072827 in words is "one hundred seventeen million, seventy-two thousand, eight hundred twenty-seven".