148188933 has 16 divisors (see below), whose sum is σ = 222252800. Its totient is φ = 98791164.

The previous prime is 148188913. The next prime is 148188973. The reversal of 148188933 is 339881841.

148188933 is a `hidden beast` number, since 1 + 481 + 88 + 93 + 3 = 666.

It is not a de Polignac number, because 148188933 - 2⁹ = 148188421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148188913) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 31693 + ... + 36066.

It is an arithmetic number, because the mean of its divisors is an integer number (13890800).

Almost surely, 2^148188933 is an apocalyptic number.

It is an amenable number.

148188933 is a deficient number, since it is larger than the sum of its proper divisors (74063867).

148188933 is an frugal number, since it uses more digits than its factorization.

148188933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67780 (or 67762 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The square root of 148188933 is about 12173.2876824628. The cubic root of 148188933 is about 529.1822359718.

The spelling of 148188933 in words is "one hundred forty-eight million, one hundred eighty-eight thousand, nine hundred thirty-three".