241404413981 has 2 divisors, whose sum is σ = 241404413982. Its totient is φ = 241404413980.

The previous prime is 241404413959. The next prime is 241404413993. The reversal of 241404413981 is 189314404142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237514896025 + 3889517956 = 487355^2 + 62366^2 .

It is a cyclic number.

It is not a de Polignac number, because 241404413981 - 2⁶ = 241404413917 is a prime.

It is a super-2 number, since 2×241404413981² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241404413381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120702206990 + 120702206991.

It is an arithmetic number, because the mean of its divisors is an integer number (120702206991).

Almost surely, 2^241404413981 is an apocalyptic number.

It is an amenable number.

241404413981 is a deficient number, since it is larger than the sum of its proper divisors (1).

241404413981 is an equidigital number, since it uses as much as digits as its factorization.

241404413981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 241404413981 in words is "two hundred forty-one billion, four hundred four million, four hundred thirteen thousand, nine hundred eighty-one".