117505270 has 32 divisors (see below), whose sum is σ = 216770400. Its totient is φ = 45847296.

The previous prime is 117505259. The next prime is 117505273. The reversal of 117505270 is 72505711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117505273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72226 + ... + 73834.

It is an arithmetic number, because the mean of its divisors is an integer number (6774075).

Almost surely, 2^117505270 is an apocalyptic number.

117505270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117505270 is a deficient number, since it is larger than the sum of its proper divisors (99265130).

117505270 is a wasteful number, since it uses less digits than its factorization.

117505270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792.

The product of its (nonzero) digits is 2450, while the sum is 28.

The square root of 117505270 is about 10839.9847785871. The cubic root of 117505270 is about 489.8003768282.

It can be divided in two parts, 11750 and 5270, that added together give a triangular number (17020 = T₁₈₄).

The spelling of 117505270 in words is "one hundred seventeen million, five hundred five thousand, two hundred seventy".