118987384 has 8 divisors (see below), whose sum is σ = 223101360. Its totient is φ = 59493688.

The previous prime is 118987381. The next prime is 118987387. The reversal of 118987384 is 483789811.

It is an interprime number because it is at equal distance from previous prime (118987381) and next prime (118987387).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118987381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7436704 + ... + 7436719.

It is an arithmetic number, because the mean of its divisors is an integer number (27887670).

Almost surely, 2^118987384 is an apocalyptic number.

It is an amenable number.

118987384 is a deficient number, since it is larger than the sum of its proper divisors (104113976).

118987384 is a wasteful number, since it uses less digits than its factorization.

118987384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14873429 (or 14873425 counting only the distinct ones).

The product of its digits is 387072, while the sum is 49.

The square root of 118987384 is about 10908.1338458968. The cubic root of 118987384 is about 491.8510907233.

The spelling of 118987384 in words is "one hundred eighteen million, nine hundred eighty-seven thousand, three hundred eighty-four".