117198625 has 8 divisors (see below), whose sum is σ = 146264040. Its totient is φ = 93758800.

The previous prime is 117198619. The next prime is 117198643. The reversal of 117198625 is 526891711.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1915456 + 115283169 = 1384^2 + 10737^2 .

It is not a de Polignac number, because 117198625 - 2³ = 117198617 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468670 + ... + 468919.

It is an arithmetic number, because the mean of its divisors is an integer number (18283005).

Almost surely, 2^117198625 is an apocalyptic number.

It is an amenable number.

117198625 is a deficient number, since it is larger than the sum of its proper divisors (29065415).

117198625 is an frugal number, since it uses more digits than its factorization.

117198625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937604 (or 937594 counting only the distinct ones).

The product of its digits is 30240, while the sum is 40.

The square root of 117198625 is about 10825.8313768505. The cubic root of 117198625 is about 489.3739401326.

The spelling of 117198625 in words is "one hundred seventeen million, one hundred ninety-eight thousand, six hundred twenty-five".