67150001 has 2 divisors, whose sum is σ = 67150002. Its totient is φ = 67150000.

The previous prime is 67149977. The next prime is 67150003. The reversal of 67150001 is 10005176.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61152400 + 5997601 = 7820^2 + 2449^2 .

It is a cyclic number.

It is not a de Polignac number, because 67150001 - 2¹⁸ = 66887857 is a prime.

Together with 67150003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (67150003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33575000 + 33575001.

It is an arithmetic number, because the mean of its divisors is an integer number (33575001).

Almost surely, 2^67150001 is an apocalyptic number.

It is an amenable number.

67150001 is a deficient number, since it is larger than the sum of its proper divisors (1).

67150001 is an equidigital number, since it uses as much as digits as its factorization.

67150001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 67150001 is about 8194.5104185668. The cubic root of 67150001 is about 406.4576867532.

Adding to 67150001 its reverse (10005176), we get a palindrome (77155177).

The spelling of 67150001 in words is "sixty-seven million, one hundred fifty thousand, one".