241221510529249 has 2 divisors, whose sum is σ = 241221510529250. Its totient is φ = 241221510529248.

The previous prime is 241221510529231. The next prime is 241221510529253. The reversal of 241221510529249 is 942925015122142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168575634734224 + 72645875795025 = 12983668^2 + 8523255^2 .

It is a cyclic number.

It is not a de Polignac number, because 241221510529249 - 2¹¹ = 241221510527201 is a prime.

It is not a weakly prime, because it can be changed into another prime (241221510529849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120610755264624 + 120610755264625.

It is an arithmetic number, because the mean of its divisors is an integer number (120610755264625).

Almost surely, 2^{241221510529249} is an apocalyptic number.

It is an amenable number.

241221510529249 is a deficient number, since it is larger than the sum of its proper divisors (1).

241221510529249 is an equidigital number, since it uses as much as digits as its factorization.

241221510529249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The spelling of 241221510529249 in words is "two hundred forty-one trillion, two hundred twenty-one billion, five hundred ten million, five hundred twenty-nine thousand, two hundred forty-nine".