148471823 has 2 divisors, whose sum is σ = 148471824. Its totient is φ = 148471822.

The previous prime is 148471699. The next prime is 148471849. The reversal of 148471823 is 328174841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148471823 - 2²⁰ = 147423247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148471423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74235911 + 74235912.

It is an arithmetic number, because the mean of its divisors is an integer number (74235912).

Almost surely, 2^148471823 is an apocalyptic number.

148471823 is a deficient number, since it is larger than the sum of its proper divisors (1).

148471823 is an equidigital number, since it uses as much as digits as its factorization.

148471823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43008, while the sum is 38.

The square root of 148471823 is about 12184.9014357934. The cubic root of 148471823 is about 529.5187550406.

The spelling of 148471823 in words is "one hundred forty-eight million, four hundred seventy-one thousand, eight hundred twenty-three".