117215270 has 8 divisors (see below), whose sum is σ = 210987504. Its totient is φ = 46886104.

The previous prime is 117215261. The next prime is 117215279. The reversal of 117215270 is 72512711.

It is an interprime number because it is at equal distance from previous prime (117215261) and next prime (117215279).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117215279) 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 3 ways as a sum of consecutive naturals, for example, 5860754 + ... + 5860773.

It is an arithmetic number, because the mean of its divisors is an integer number (26373438).

Almost surely, 2^117215270 is an apocalyptic number.

117215270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117215270 is a deficient number, since it is larger than the sum of its proper divisors (93772234).

117215270 is a wasteful number, since it uses less digits than its factorization.

117215270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11721534.

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 117215270 is about 10826.6001126854. The cubic root of 117215270 is about 489.3971066263.

Adding to 117215270 its reverse (72512711), we get a palindrome (189727981).

The spelling of 117215270 in words is "one hundred seventeen million, two hundred fifteen thousand, two hundred seventy".