118215713 has 8 divisors (see below), whose sum is σ = 147385920. Its totient is φ = 92116080.

The previous prime is 118215707. The next prime is 118215719. The reversal of 118215713 is 317512811.

It is an interprime number because it is at equal distance from previous prime (118215707) and next prime (118215719).

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

It is not a de Polignac number, because 118215713 - 2⁴ = 118215697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118215719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767558 + ... + 767711.

It is an arithmetic number, because the mean of its divisors is an integer number (18423240).

Almost surely, 2^118215713 is an apocalyptic number.

It is an amenable number.

118215713 is a deficient number, since it is larger than the sum of its proper divisors (29170207).

118215713 is a wasteful number, since it uses less digits than its factorization.

118215713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535287.

The product of its digits is 1680, while the sum is 29.

The square root of 118215713 is about 10872.7049532304. The cubic root of 118215713 is about 490.7855136453.

The spelling of 118215713 in words is "one hundred eighteen million, two hundred fifteen thousand, seven hundred thirteen".