120404491241 has 2 divisors, whose sum is σ = 120404491242. Its totient is φ = 120404491240.

The previous prime is 120404491219. The next prime is 120404491271. The reversal of 120404491241 is 142194404021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60683395600 + 59721095641 = 246340^2 + 244379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120404491241 is a prime.

It is a super-2 number, since 2×120404491241² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120404491198 and 120404491207.

It is not a weakly prime, because it can be changed into another prime (120404491201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60202245620 + 60202245621.

It is an arithmetic number, because the mean of its divisors is an integer number (60202245621).

Almost surely, 2^120404491241 is an apocalyptic number.

It is an amenable number.

120404491241 is a deficient number, since it is larger than the sum of its proper divisors (1).

120404491241 is an equidigital number, since it uses as much as digits as its factorization.

120404491241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 32.

Adding to 120404491241 its reverse (142194404021), we get a palindrome (262598895262).

The spelling of 120404491241 in words is "one hundred twenty billion, four hundred four million, four hundred ninety-one thousand, two hundred forty-one".