241787256210197 has 2 divisors, whose sum is σ = 241787256210198. Its totient is φ = 241787256210196.

The previous prime is 241787256210067. The next prime is 241787256210209. The reversal of 241787256210197 is 791012652787142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208464911162596 + 33322345047601 = 14438314^2 + 5772551^2 .

It is a cyclic number.

It is not a de Polignac number, because 241787256210197 - 2²² = 241787252015893 is a prime.

It is a super-2 number, since 2×241787256210197² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241787256230197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120893628105098 + 120893628105099.

It is an arithmetic number, because the mean of its divisors is an integer number (120893628105099).

Almost surely, 2^{241787256210197} is an apocalyptic number.

It is an amenable number.

241787256210197 is a deficient number, since it is larger than the sum of its proper divisors (1).

241787256210197 is an equidigital number, since it uses as much as digits as its factorization.

241787256210197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23708160, while the sum is 62.

The spelling of 241787256210197 in words is "two hundred forty-one trillion, seven hundred eighty-seven billion, two hundred fifty-six million, two hundred ten thousand, one hundred ninety-seven".