241523451123217 has 2 divisors, whose sum is σ = 241523451123218. Its totient is φ = 241523451123216.

The previous prime is 241523451123191. The next prime is 241523451123239. The reversal of 241523451123217 is 712321154325142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 178731123569296 + 62792327553921 = 13369036^2 + 7924161^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241523451123217 is a prime.

It is a super-2 number, since 2×241523451123217² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (241523451121217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120761725561608 + 120761725561609.

It is an arithmetic number, because the mean of its divisors is an integer number (120761725561609).

Almost surely, 2^{241523451123217} is an apocalyptic number.

It is an amenable number.

241523451123217 is a deficient number, since it is larger than the sum of its proper divisors (1).

241523451123217 is an equidigital number, since it uses as much as digits as its factorization.

241523451123217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 43.

The spelling of 241523451123217 in words is "two hundred forty-one trillion, five hundred twenty-three billion, four hundred fifty-one million, one hundred twenty-three thousand, two hundred seventeen".