611197241 has 2 divisors, whose sum is σ = 611197242. Its totient is φ = 611197240.

The previous prime is 611197217. The next prime is 611197267. The reversal of 611197241 is 142791116.

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., 595555216 + 15642025 = 24404^2 + 3955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-611197241 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 611197198 and 611197207.

It is not a weakly prime, because it can be changed into another prime (611197441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305598620 + 305598621.

It is an arithmetic number, because the mean of its divisors is an integer number (305598621).

Almost surely, 2^611197241 is an apocalyptic number.

It is an amenable number.

611197241 is a deficient number, since it is larger than the sum of its proper divisors (1).

611197241 is an equidigital number, since it uses as much as digits as its factorization.

611197241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 32.

The square root of 611197241 is about 24722.4036250523. The cubic root of 611197241 is about 848.6470939199.

The spelling of 611197241 in words is "six hundred eleven million, one hundred ninety-seven thousand, two hundred forty-one".