148440375 has 24 divisors (see below), whose sum is σ = 267590544. Its totient is φ = 79167600.

The previous prime is 148440349. The next prime is 148440403. The reversal of 148440375 is 573044841.

148440375 is a `hidden beast` number, since 148 + 440 + 3 + 75 = 666.

It is not a de Polignac number, because 148440375 - 2¹³ = 148432183 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64849 + ... + 67098.

It is an arithmetic number, because the mean of its divisors is an integer number (11149606).

Almost surely, 2^148440375 is an apocalyptic number.

148440375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

148440375 is a deficient number, since it is larger than the sum of its proper divisors (119150169).

148440375 is a wasteful number, since it uses less digits than its factorization.

148440375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131968 (or 131955 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 148440375 is about 12183.6109179504. The cubic root of 148440375 is about 529.4813663937.

The spelling of 148440375 in words is "one hundred forty-eight million, four hundred forty thousand, three hundred seventy-five".