158418982 has 8 divisors (see below), whose sum is σ = 238334616. Its totient is φ = 78974112.

The previous prime is 158418943. The next prime is 158418989. The reversal of 158418982 is 289814851.

It is a happy number.

158418982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158418989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116848 + ... + 118195.

It is an arithmetic number, because the mean of its divisors is an integer number (29791827).

Almost surely, 2^158418982 is an apocalyptic number.

158418982 is a deficient number, since it is larger than the sum of its proper divisors (79915634).

158418982 is a wasteful number, since it uses less digits than its factorization.

158418982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235382.

The product of its digits is 184320, while the sum is 46.

The square root of 158418982 is about 12586.4602649037. The cubic root of 158418982 is about 541.0894580457.

The spelling of 158418982 in words is "one hundred fifty-eight million, four hundred eighteen thousand, nine hundred eighty-two".