117306999447 has 32 divisors (see below), whose sum is σ = 172172083200. Its totient is φ = 70453242720.

The previous prime is 117306999443. The next prime is 117306999451. The reversal of 117306999447 is 744999603711.

It is an interprime number because it is at equal distance from previous prime (117306999443) and next prime (117306999451).

It is not a de Polignac number, because 117306999447 - 2² = 117306999443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117306999443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3684804 + ... + 3716502.

It is an arithmetic number, because the mean of its divisors is an integer number (5380377600).

Almost surely, 2^117306999447 is an apocalyptic number.

117306999447 is a deficient number, since it is larger than the sum of its proper divisors (54865083753).

117306999447 is a wasteful number, since it uses less digits than its factorization.

117306999447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32723.

The product of its (nonzero) digits is 10287648, while the sum is 60.

The spelling of 117306999447 in words is "one hundred seventeen billion, three hundred six million, nine hundred ninety-nine thousand, four hundred forty-seven".