148173219 has 10 divisors (see below), whose sum is σ = 221345300. Its totient is φ = 98782092.

The previous prime is 148173217. The next prime is 148173253. The reversal of 148173219 is 912371841.

It is a happy number.

148173219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 148173219 - 2¹ = 148173217 is a prime.

It is a super-2 number, since 2×148173219² = 43910605657643922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148173217) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 914569 + ... + 914730.

It is an arithmetic number, because the mean of its divisors is an integer number (22134530).

Almost surely, 2^148173219 is an apocalyptic number.

148173219 is a deficient number, since it is larger than the sum of its proper divisors (73172081).

148173219 is an equidigital number, since it uses as much as digits as its factorization.

148173219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829311 (or 1829302 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 148173219 is about 12172.6422357679. The cubic root of 148173219 is about 529.1635304283.

The spelling of 148173219 in words is "one hundred forty-eight million, one hundred seventy-three thousand, two hundred nineteen".