117039277 has 4 divisors (see below), whose sum is σ = 117177340. Its totient is φ = 116901216.

The previous prime is 117039269. The next prime is 117039281. The reversal of 117039277 is 772930711.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26770276 + 90269001 = 5174^2 + 9501^2 .

It is a cyclic number.

It is not a de Polignac number, because 117039277 - 2³ = 117039269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117039217) 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, 67752 + ... + 69457.

It is an arithmetic number, because the mean of its divisors is an integer number (29294335).

Almost surely, 2^117039277 is an apocalyptic number.

It is an amenable number.

117039277 is a deficient number, since it is larger than the sum of its proper divisors (138063).

117039277 is an equidigital number, since it uses as much as digits as its factorization.

117039277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138062.

The product of its (nonzero) digits is 18522, while the sum is 37.

The square root of 117039277 is about 10818.4692540119. The cubic root of 117039277 is about 489.1520486577.

Adding to 117039277 its reverse (772930711), we get a palindrome (889969988).

The spelling of 117039277 in words is "one hundred seventeen million, thirty-nine thousand, two hundred seventy-seven".