601354861 has 2 divisors, whose sum is σ = 601354862. Its totient is φ = 601354860.

The previous prime is 601354847. The next prime is 601354903. The reversal of 601354861 is 168453106.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320624836 + 280730025 = 17906^2 + 16755^2 .

It is a cyclic number.

It is not a de Polignac number, because 601354861 - 2⁵ = 601354829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (601354661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300677430 + 300677431.

It is an arithmetic number, because the mean of its divisors is an integer number (300677431).

Almost surely, 2^601354861 is an apocalyptic number.

It is an amenable number.

601354861 is a deficient number, since it is larger than the sum of its proper divisors (1).

601354861 is an equidigital number, since it uses as much as digits as its factorization.

601354861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 601354861 is about 24522.5378172815. The cubic root of 601354861 is about 844.0670402824.

The spelling of 601354861 in words is "six hundred one million, three hundred fifty-four thousand, eight hundred sixty-one".