1306241011 has 2 divisors, whose sum is σ = 1306241012. Its totient is φ = 1306241010.

The previous prime is 1306241003. The next prime is 1306241077. The reversal of 1306241011 is 1101426031.

It is a weak prime.

It is an emirp because it is prime and its reverse (1101426031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1306241011 - 2³ = 1306241003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1306241011.

It is not a weakly prime, because it can be changed into another prime (1306241411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653120505 + 653120506.

It is an arithmetic number, because the mean of its divisors is an integer number (653120506).

Almost surely, 2^1306241011 is an apocalyptic number.

1306241011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306241011 is an equidigital number, since it uses as much as digits as its factorization.

1306241011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1306241011 is about 36141.9563803621. The cubic root of 1306241011 is about 1093.1366071558.

Adding to 1306241011 its reverse (1101426031), we get a palindrome (2407667042).

The spelling of 1306241011 in words is "one billion, three hundred six million, two hundred forty-one thousand, eleven".