148540323 has 4 divisors (see below), whose sum is σ = 198053768. Its totient is φ = 99026880.

The previous prime is 148540277. The next prime is 148540331. The reversal of 148540323 is 323045841.

148540323 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 not a de Polignac number, because 148540323 - 2¹⁴ = 148523939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148540363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24756718 + ... + 24756723.

It is an arithmetic number, because the mean of its divisors is an integer number (49513442).

Almost surely, 2^148540323 is an apocalyptic number.

148540323 is a deficient number, since it is larger than the sum of its proper divisors (49513445).

148540323 is an equidigital number, since it uses as much as digits as its factorization.

148540323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49513444.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 148540323 is about 12187.7119673875. The cubic root of 148540323 is about 529.6001766804.

The spelling of 148540323 in words is "one hundred forty-eight million, five hundred forty thousand, three hundred twenty-three".