601201217 has 2 divisors, whose sum is σ = 601201218. Its totient is φ = 601201216.

The previous prime is 601201171. The next prime is 601201219. The reversal of 601201217 is 712102106.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 376321201 + 224880016 = 19399^2 + 14996^2 .

It is a cyclic number.

It is not a de Polignac number, because 601201217 - 2²² = 597006913 is a prime.

It is a super-2 number, since 2×601201217² = 722885806644562178, which contains 22 as substring.

Together with 601201219, 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 (601201219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300600608 + 300600609.

It is an arithmetic number, because the mean of its divisors is an integer number (300600609).

Almost surely, 2^601201217 is an apocalyptic number.

It is an amenable number.

601201217 is a deficient number, since it is larger than the sum of its proper divisors (1).

601201217 is an equidigital number, since it uses as much as digits as its factorization.

601201217 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 20.

The square root of 601201217 is about 24519.4049071343. The cubic root of 601201217 is about 843.9951487970.

The spelling of 601201217 in words is "six hundred one million, two hundred one thousand, two hundred seventeen".