117785098 has 8 divisors (see below), whose sum is σ = 178241508. Its totient is φ = 58371264.

The previous prime is 117785081. The next prime is 117785099. The reversal of 117785098 is 890587711.

It can be written as a sum of positive squares in 2 ways, for example, as 103367889 + 14417209 = 10167^2 + 3797^2 .

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

It is not an unprimeable number, because it can be changed into a prime (117785099) 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, 260361 + ... + 260812.

Almost surely, 2^117785098 is an apocalyptic number.

117785098 is a deficient number, since it is larger than the sum of its proper divisors (60456410).

117785098 is a wasteful number, since it uses less digits than its factorization.

117785098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521288.

The product of its (nonzero) digits is 141120, while the sum is 46.

The square root of 117785098 is about 10852.8843170836. The cubic root of 117785098 is about 490.1888734606.

The spelling of 117785098 in words is "one hundred seventeen million, seven hundred eighty-five thousand, ninety-eight".