148136186 has 12 divisors (see below), whose sum is σ = 244241466. Its totient is φ = 67334520.

The previous prime is 148136167. The next prime is 148136189. The reversal of 148136186 is 681631841.

It can be written as a sum of positive squares in only one way, i.e., 140873161 + 7263025 = 11869^2 + 2695^2 .

It is not an unprimeable number, because it can be changed into a prime (148136189) 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 5 ways as a sum of consecutive naturals, for example, 305825 + ... + 306308.

Almost surely, 2^148136186 is an apocalyptic number.

148136186 is a deficient number, since it is larger than the sum of its proper divisors (96105280).

148136186 is a wasteful number, since it uses less digits than its factorization.

148136186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612157 (or 612146 counting only the distinct ones).

The product of its digits is 27648, while the sum is 38.

The square root of 148136186 is about 12171.1209837057. The cubic root of 148136186 is about 529.1194420612.

The spelling of 148136186 in words is "one hundred forty-eight million, one hundred thirty-six thousand, one hundred eighty-six".