241537363663621 has 2 divisors, whose sum is σ = 241537363663622. Its totient is φ = 241537363663620.

The previous prime is 241537363663559. The next prime is 241537363663633. The reversal of 241537363663621 is 126366363735142.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 235655841379396 + 5881522284225 = 15351086^2 + 2425185^2 .

It is a cyclic number.

It is not a de Polignac number, because 241537363663621 - 2¹⁵ = 241537363630853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241537363663021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120768681831810 + 120768681831811.

It is an arithmetic number, because the mean of its divisors is an integer number (120768681831811).

Almost surely, 2^{241537363663621} is an apocalyptic number.

It is an amenable number.

241537363663621 is a deficient number, since it is larger than the sum of its proper divisors (1).

241537363663621 is an equidigital number, since it uses as much as digits as its factorization.

241537363663621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58786560, while the sum is 58.

The spelling of 241537363663621 in words is "two hundred forty-one trillion, five hundred thirty-seven billion, three hundred sixty-three million, six hundred sixty-three thousand, six hundred twenty-one".