117057207 has 4 divisors (see below), whose sum is σ = 156076280. Its totient is φ = 78038136.

The previous prime is 117057197. The next prime is 117057211. The reversal of 117057207 is 702750711.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 117057207 - 2⁴ = 117057191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117057217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19509532 + ... + 19509537.

It is an arithmetic number, because the mean of its divisors is an integer number (39019070).

Almost surely, 2^117057207 is an apocalyptic number.

117057207 is a deficient number, since it is larger than the sum of its proper divisors (39019073).

117057207 is an equidigital number, since it uses as much as digits as its factorization.

117057207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39019072.

The product of its (nonzero) digits is 3430, while the sum is 30.

The square root of 117057207 is about 10819.2978977381. The cubic root of 117057207 is about 489.1770261656.

The spelling of 117057207 in words is "one hundred seventeen million, fifty-seven thousand, two hundred seven".