118617699 has 4 divisors (see below), whose sum is σ = 158156936. Its totient is φ = 79078464.

The previous prime is 118617689. The next prime is 118617701. The reversal of 118617699 is 996716811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 996716811 = 3 ⋅332238937.

It is not a de Polignac number, because 118617699 - 2⁷ = 118617571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118617689) 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, 19769614 + ... + 19769619.

It is an arithmetic number, because the mean of its divisors is an integer number (39539234).

Almost surely, 2^118617699 is an apocalyptic number.

118617699 is a deficient number, since it is larger than the sum of its proper divisors (39539237).

118617699 is an equidigital number, since it uses as much as digits as its factorization.

118617699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39539236.

The product of its digits is 163296, while the sum is 48.

The square root of 118617699 is about 10891.1752809327. The cubic root of 118617699 is about 491.3411806224.

It can be divided in two parts, 118617 and 699, that added together give a triangular number (119316 = T₄₈₈).

The spelling of 118617699 in words is "one hundred eighteen million, six hundred seventeen thousand, six hundred ninety-nine".