148686673 has 2 divisors, whose sum is σ = 148686674. Its totient is φ = 148686672.

The previous prime is 148686661. The next prime is 148686689. The reversal of 148686673 is 376686841.

148686673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148669249 + 17424 = 12193^2 + 132^2 .

It is an emirp because it is prime and its reverse (376686841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 148686673 - 2¹⁷ = 148555601 is a prime.

It is not a weakly prime, because it can be changed into another prime (148686173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74343336 + 74343337.

It is an arithmetic number, because the mean of its divisors is an integer number (74343337).

Almost surely, 2^148686673 is an apocalyptic number.

It is an amenable number.

148686673 is a deficient number, since it is larger than the sum of its proper divisors (1).

148686673 is an equidigital number, since it uses as much as digits as its factorization.

148686673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 49.

The square root of 148686673 is about 12193.7144873906. The cubic root of 148686673 is about 529.7740498832.

The spelling of 148686673 in words is "one hundred forty-eight million, six hundred eighty-six thousand, six hundred seventy-three".