148318 has 4 divisors (see below), whose sum is σ = 222480. Its totient is φ = 74158.

The previous prime is 148303. The next prime is 148331. The reversal of 148318 is 813841.

148318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 148292 and 148301.

It is a congruent number.

It is an unprimeable number.

148318 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37078 + ... + 37081.

It is an arithmetic number, because the mean of its divisors is an integer number (55620).

2¹⁴⁸³¹⁸ is an apocalyptic number.

148318 is a deficient number, since it is larger than the sum of its proper divisors (74162).

148318 is an equidigital number, since it uses as much as digits as its factorization.

148318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74161.

The product of its digits is 768, while the sum is 25.

The square root of 148318 is about 385.1207602818. The cubic root of 148318 is about 52.9335824014.

The spelling of 148318 in words is "one hundred forty-eight thousand, three hundred eighteen".