68167601 has 2 divisors, whose sum is σ = 68167602. Its totient is φ = 68167600.

The previous prime is 68167571. The next prime is 68167613. The reversal of 68167601 is 10676186.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64384576 + 3783025 = 8024^2 + 1945^2 .

It is a cyclic number.

It is not a de Polignac number, because 68167601 - 2¹⁸ = 67905457 is a prime.

It is not a weakly prime, because it can be changed into another prime (68167301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34083800 + 34083801.

It is an arithmetic number, because the mean of its divisors is an integer number (34083801).

Almost surely, 2^68167601 is an apocalyptic number.

It is an amenable number.

68167601 is a deficient number, since it is larger than the sum of its proper divisors (1).

68167601 is an equidigital number, since it uses as much as digits as its factorization.

68167601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 68167601 is about 8256.3673004536. The cubic root of 68167601 is about 408.5005730423.

The spelling of 68167601 in words is "sixty-eight million, one hundred sixty-seven thousand, six hundred one".