148605 has 8 divisors (see below), whose sum is σ = 237792. Its totient is φ = 79248.

The previous prime is 148579. The next prime is 148609. The reversal of 148605 is 506841.

148605 is digitally balanced in base 2, 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 not a de Polignac number, because 148605 - 2⁵ = 148573 is a prime.

148605 is a lucky number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4939 + ... + 4968.

It is an arithmetic number, because the mean of its divisors is an integer number (29724).

2¹⁴⁸⁶⁰⁵ is an apocalyptic number.

148605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

148605 is a deficient number, since it is larger than the sum of its proper divisors (89187).

148605 is an equidigital number, since it uses as much as digits as its factorization.

148605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9915.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 148605 is about 385.4931906013. The cubic root of 148605 is about 52.9677031189.

The spelling of 148605 in words is "one hundred forty-eight thousand, six hundred five".