117205274 has 8 divisors (see below), whose sum is σ = 176408820. Its totient is φ = 58402336.

The previous prime is 117205273. The next prime is 117205279. The reversal of 117205274 is 472502711.

It can be written as a sum of positive squares in 2 ways, for example, as 117180625 + 24649 = 10825^2 + 157^2 .

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

117205274 is a modest number, since divided by 5274 gives 1172 as remainder.

It is not an unprimeable number, because it can be changed into a prime (117205271) 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, 99419 + ... + 100590.

Almost surely, 2^117205274 is an apocalyptic number.

117205274 is a deficient number, since it is larger than the sum of its proper divisors (59203546).

117205274 is a wasteful number, since it uses less digits than its factorization.

117205274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200304.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 117205274 is about 10826.1384620741. The cubic root of 117205274 is about 489.3831944669.

Adding to 117205274 its reverse (472502711), we get a palindrome (589707985).

The spelling of 117205274 in words is "one hundred seventeen million, two hundred five thousand, two hundred seventy-four".