601961 has 2 divisors, whose sum is σ = 601962. Its totient is φ = 601960.

The previous prime is 601949. The next prime is 601969. The reversal of 601961 is 169106.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 534361 + 67600 = 731^2 + 260^2 .

It is a cyclic number.

It is not a de Polignac number, because 601961 - 2⁶ = 601897 is a prime.

It is a Chen prime.

It is a zygodrome in base 9.

It is not a weakly prime, because it can be changed into another prime (601969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300980 + 300981.

It is an arithmetic number, because the mean of its divisors is an integer number (300981).

2⁶⁰¹⁹⁶¹ is an apocalyptic number.

It is an amenable number.

601961 is a deficient number, since it is larger than the sum of its proper divisors (1).

601961 is an equidigital number, since it uses as much as digits as its factorization.

601961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 601961 is about 775.8614567047. The cubic root of 601961 is about 84.4350539086.

The spelling of 601961 in words is "six hundred one thousand, nine hundred sixty-one".