601220617 has 2 divisors, whose sum is σ = 601220618. Its totient is φ = 601220616.

The previous prime is 601220563. The next prime is 601220671. The reversal of 601220617 is 716022106.

601220617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (601220671) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (601220563) and next prime (601220671).

It can be written as a sum of positive squares in only one way, i.e., 428324416 + 172896201 = 20696^2 + 13149^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-601220617 is a prime.

It is a super-2 number, since 2×601220617² = 722932460611721378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 601220591 and 601220600.

It is not a weakly prime, because it can be changed into another prime (601220677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300610308 + 300610309.

It is an arithmetic number, because the mean of its divisors is an integer number (300610309).

Almost surely, 2^601220617 is an apocalyptic number.

It is an amenable number.

601220617 is a deficient number, since it is larger than the sum of its proper divisors (1).

601220617 is an equidigital number, since it uses as much as digits as its factorization.

601220617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 601220617 is about 24519.8005089764. The cubic root of 601220617 is about 844.0042269167.

The spelling of 601220617 in words is "six hundred one million, two hundred twenty thousand, six hundred seventeen".