117263659 has 4 divisors (see below), whose sum is σ = 117859104. Its totient is φ = 116668216.

The previous prime is 117263647. The next prime is 117263681. The reversal of 117263659 is 956362711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 956362711 = 4007 ⋅238673.

It is a cyclic number.

It is not a de Polignac number, because 117263659 - 2¹¹ = 117261611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117263609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297427 + ... + 297820.

It is an arithmetic number, because the mean of its divisors is an integer number (29464776).

Almost surely, 2^117263659 is an apocalyptic number.

117263659 is a deficient number, since it is larger than the sum of its proper divisors (595445).

117263659 is an equidigital number, since it uses as much as digits as its factorization.

117263659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595444.

The product of its digits is 68040, while the sum is 40.

The square root of 117263659 is about 10828.8346095044. The cubic root of 117263659 is about 489.4644419334.

The spelling of 117263659 in words is "one hundred seventeen million, two hundred sixty-three thousand, six hundred fifty-nine".