118858873 has 4 divisors (see below), whose sum is σ = 135838720. Its totient is φ = 101879028.

The previous prime is 118858847. The next prime is 118858879. The reversal of 118858873 is 378858811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 378858811 = 8747 ⋅43313.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118858873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118858879) 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, 8489913 + ... + 8489926.

It is an arithmetic number, because the mean of its divisors is an integer number (33959680).

Almost surely, 2^118858873 is an apocalyptic number.

It is an amenable number.

118858873 is a deficient number, since it is larger than the sum of its proper divisors (16979847).

118858873 is an equidigital number, since it uses as much as digits as its factorization.

118858873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16979846.

The product of its digits is 430080, while the sum is 49.

The square root of 118858873 is about 10902.2416502296. The cubic root of 118858873 is about 491.6739541708.

The spelling of 118858873 in words is "one hundred eighteen million, eight hundred fifty-eight thousand, eight hundred seventy-three".