118889842 has 4 divisors (see below), whose sum is σ = 178334766. Its totient is φ = 59444920.

The previous prime is 118889819. The next prime is 118889851. The reversal of 118889842 is 248988811.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 96412761 + 22477081 = 9819^2 + 4741^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29722459 + ... + 29722462.

Almost surely, 2^118889842 is an apocalyptic number.

118889842 is a deficient number, since it is larger than the sum of its proper divisors (59444924).

118889842 is an equidigital number, since it uses as much as digits as its factorization.

118889842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59444923.

The product of its digits is 294912, while the sum is 49.

The square root of 118889842 is about 10903.6618619618. The cubic root of 118889842 is about 491.7166527876.

The spelling of 118889842 in words is "one hundred eighteen million, eight hundred eighty-nine thousand, eight hundred forty-two".