148322443 has 8 divisors (see below), whose sum is σ = 154299600. Its totient is φ = 142402848.

The previous prime is 148322357. The next prime is 148322477. The reversal of 148322443 is 344223841.

It is a happy number.

148322443 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 a cyclic number.

It is not a de Polignac number, because 148322443 - 2¹⁷ = 148191371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148322243) 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, 9096 + ... + 19477.

It is an arithmetic number, because the mean of its divisors is an integer number (19287450).

Almost surely, 2^148322443 is an apocalyptic number.

148322443 is a deficient number, since it is larger than the sum of its proper divisors (5977157).

148322443 is a wasteful number, since it uses less digits than its factorization.

148322443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28781.

The product of its digits is 18432, while the sum is 31.

The square root of 148322443 is about 12178.7701760071. The cubic root of 148322443 is about 529.3411095393.

The spelling of 148322443 in words is "one hundred forty-eight million, three hundred twenty-two thousand, four hundred forty-three".