67041001 has 2 divisors, whose sum is σ = 67041002. Its totient is φ = 67041000.

The previous prime is 67040989. The next prime is 67041017. The reversal of 67041001 is 10014076.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64641600 + 2399401 = 8040^2 + 1549^2 .

It is a cyclic number.

It is not a de Polignac number, because 67041001 - 2¹³ = 67032809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67041001.

It is not a weakly prime, because it can be changed into another prime (67041031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33520500 + 33520501.

It is an arithmetic number, because the mean of its divisors is an integer number (33520501).

Almost surely, 2^67041001 is an apocalyptic number.

It is an amenable number.

67041001 is a deficient number, since it is larger than the sum of its proper divisors (1).

67041001 is an equidigital number, since it uses as much as digits as its factorization.

67041001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 67041001 is about 8187.8569235179. The cubic root of 67041001 is about 406.2376426695.

Adding to 67041001 its reverse (10014076), we get a palindrome (77055077).

The spelling of 67041001 in words is "sixty-seven million, forty-one thousand, one".