1301013997 has 2 divisors, whose sum is σ = 1301013998. Its totient is φ = 1301013996.

The previous prime is 1301013919. The next prime is 1301014031. The reversal of 1301013997 is 7993101031.

It is an a-pointer prime, because the next prime (1301014031) can be obtained adding 1301013997 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 729756196 + 571257801 = 27014^2 + 23901^2 .

It is a cyclic number.

It is not a de Polignac number, because 1301013997 - 2¹⁵ = 1300981229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1301013907) 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, 650506998 + 650506999.

It is an arithmetic number, because the mean of its divisors is an integer number (650506999).

Almost surely, 2^1301013997 is an apocalyptic number.

It is an amenable number.

1301013997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301013997 is an equidigital number, since it uses as much as digits as its factorization.

1301013997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5103, while the sum is 34.

The square root of 1301013997 is about 36069.5716220750. The cubic root of 1301013997 is about 1091.6765706254.

The spelling of 1301013997 in words is "one billion, three hundred one million, thirteen thousand, nine hundred ninety-seven".