1241106257 has 2 divisors, whose sum is σ = 1241106258. Its totient is φ = 1241106256.

The previous prime is 1241106211. The next prime is 1241106263. The reversal of 1241106257 is 7526011421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1196537281 + 44568976 = 34591^2 + 6676^2 .

It is an emirp because it is prime and its reverse (7526011421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1241106257 - 2⁶ = 1241106193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1241106557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620553128 + 620553129.

It is an arithmetic number, because the mean of its divisors is an integer number (620553129).

Almost surely, 2^1241106257 is an apocalyptic number.

It is an amenable number.

1241106257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241106257 is an equidigital number, since it uses as much as digits as its factorization.

1241106257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1241106257 is about 35229.3380153531. The cubic root of 1241106257 is about 1074.6564633667.

Adding to 1241106257 its reverse (7526011421), we get a palindrome (8767117678).

The spelling of 1241106257 in words is "one billion, two hundred forty-one million, one hundred six thousand, two hundred fifty-seven".