67975133 has 2 divisors, whose sum is σ = 67975134. Its totient is φ = 67975132.

The previous prime is 67975057. The next prime is 67975151. The reversal of 67975133 is 33157976.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60808804 + 7166329 = 7798^2 + 2677^2 .

It is a cyclic number.

It is not a de Polignac number, because 67975133 - 2¹⁴ = 67958749 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67975183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33987566 + 33987567.

It is an arithmetic number, because the mean of its divisors is an integer number (33987567).

Almost surely, 2^67975133 is an apocalyptic number.

It is an amenable number.

67975133 is a deficient number, since it is larger than the sum of its proper divisors (1).

67975133 is an equidigital number, since it uses as much as digits as its factorization.

67975133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 119070, while the sum is 41.

The square root of 67975133 is about 8244.7033300174. The cubic root of 67975133 is about 408.1157499504.

The spelling of 67975133 in words is "sixty-seven million, nine hundred seventy-five thousand, one hundred thirty-three".