67350149 has 2 divisors, whose sum is σ = 67350150. Its totient is φ = 67350148.

The previous prime is 67350131. The next prime is 67350181. The reversal of 67350149 is 94105376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60949249 + 6400900 = 7807^2 + 2530^2 .

It is a cyclic number.

It is not a de Polignac number, because 67350149 - 2¹² = 67346053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67350109) 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, 33675074 + 33675075.

It is an arithmetic number, because the mean of its divisors is an integer number (33675075).

Almost surely, 2^67350149 is an apocalyptic number.

It is an amenable number.

67350149 is a deficient number, since it is larger than the sum of its proper divisors (1).

67350149 is an equidigital number, since it uses as much as digits as its factorization.

67350149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 67350149 is about 8206.7136540762. The cubic root of 67350149 is about 406.8611168825.

The spelling of 67350149 in words is "sixty-seven million, three hundred fifty thousand, one hundred forty-nine".