1241223371 has 2 divisors, whose sum is σ = 1241223372. Its totient is φ = 1241223370.

The previous prime is 1241223367. The next prime is 1241223407. The reversal of 1241223371 is 1733221421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1241223371 - 2² = 1241223367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1241223371.

It is not a weakly prime, because it can be changed into another prime (1241223671) 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, 620611685 + 620611686.

It is an arithmetic number, because the mean of its divisors is an integer number (620611686).

Almost surely, 2^1241223371 is an apocalyptic number.

1241223371 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241223371 is an equidigital number, since it uses as much as digits as its factorization.

1241223371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 1241223371 is about 35231.0001419205. Note that the first 3 decimals coincide. The cubic root of 1241223371 is about 1074.6902647590.

Adding to 1241223371 its reverse (1733221421), we get a palindrome (2974444792).

The spelling of 1241223371 in words is "one billion, two hundred forty-one million, two hundred twenty-three thousand, three hundred seventy-one".