1301001011 has 2 divisors, whose sum is σ = 1301001012. Its totient is φ = 1301001010.

The previous prime is 1301000999. The next prime is 1301001019. The reversal of 1301001011 is 1101001031.

It is an a-pointer prime, because the next prime (1301001019) can be obtained adding 1301001011 to its sum of digits (8).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1301001011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1301001011.

It is not a weakly prime, because it can be changed into another prime (1301001019) 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, 650500505 + 650500506.

It is an arithmetic number, because the mean of its divisors is an integer number (650500506).

Almost surely, 2^1301001011 is an apocalyptic number.

1301001011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301001011 is an equidigital number, since it uses as much as digits as its factorization.

1301001011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3, while the sum is 8.

The square root of 1301001011 is about 36069.3916083984. The cubic root of 1301001011 is about 1091.6729384433.

Adding to 1301001011 its reverse (1101001031), we get a palindrome (2402002042).

The spelling of 1301001011 in words is "one billion, three hundred one million, one thousand, eleven".