118237715 has 8 divisors (see below), whose sum is σ = 142706448. Its totient is φ = 94042720.

The previous prime is 118237667. The next prime is 118237729. The reversal of 118237715 is 517732811.

It is a happy number.

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

It is not a de Polignac number, because 118237715 - 2¹⁴ = 118221331 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67481 + ... + 69210.

It is an arithmetic number, because the mean of its divisors is an integer number (17838306).

Almost surely, 2^118237715 is an apocalyptic number.

118237715 is a deficient number, since it is larger than the sum of its proper divisors (24468733).

118237715 is a wasteful number, since it uses less digits than its factorization.

118237715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136869.

The product of its digits is 11760, while the sum is 35.

The square root of 118237715 is about 10873.7167058922. The cubic root of 118237715 is about 490.8159596629.

The spelling of 118237715 in words is "one hundred eighteen million, two hundred thirty-seven thousand, seven hundred fifteen".