67341997 has 2 divisors, whose sum is σ = 67341998. Its totient is φ = 67341996.

The previous prime is 67341971. The next prime is 67342001. The reversal of 67341997 is 79914376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63457156 + 3884841 = 7966^2 + 1971^2 .

It is a cyclic number.

It is not a de Polignac number, because 67341997 - 2¹¹ = 67339949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67341917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33670998 + 33670999.

It is an arithmetic number, because the mean of its divisors is an integer number (33670999).

Almost surely, 2^67341997 is an apocalyptic number.

It is an amenable number.

67341997 is a deficient number, since it is larger than the sum of its proper divisors (1).

67341997 is an equidigital number, since it uses as much as digits as its factorization.

67341997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 46.

The square root of 67341997 is about 8206.2169725154. The cubic root of 67341997 is about 406.8447008552.

The spelling of 67341997 in words is "sixty-seven million, three hundred forty-one thousand, nine hundred ninety-seven".