118495289 has 8 divisors (see below), whose sum is σ = 132420960. Its totient is φ = 105095200.

The previous prime is 118495283. The next prime is 118495291. The reversal of 118495289 is 982594811.

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

It is a cyclic number.

It is not a de Polignac number, because 118495289 - 2²⁰ = 117446713 is a prime.

It is a super-2 number, since 2×118495289² = 28082267030387042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118495283) 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, 130919 + ... + 131820.

It is an arithmetic number, because the mean of its divisors is an integer number (16552620).

Almost surely, 2^118495289 is an apocalyptic number.

It is an amenable number.

118495289 is a deficient number, since it is larger than the sum of its proper divisors (13925671).

118495289 is a wasteful number, since it uses less digits than its factorization.

118495289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262791.

The product of its digits is 207360, while the sum is 47.

The square root of 118495289 is about 10885.5541429915. The cubic root of 118495289 is about 491.1721058676.

The spelling of 118495289 in words is "one hundred eighteen million, four hundred ninety-five thousand, two hundred eighty-nine".