1301113001 has 2 divisors, whose sum is σ = 1301113002. Its totient is φ = 1301113000.

The previous prime is 1301112991. The next prime is 1301113081. The reversal of 1301113001 is 1003111031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 858431401 + 442681600 = 29299^2 + 21040^2 .

It is a cyclic number.

It is not a de Polignac number, because 1301113001 - 2⁶ = 1301112937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1301113081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650556500 + 650556501.

It is an arithmetic number, because the mean of its divisors is an integer number (650556501).

Almost surely, 2^1301113001 is an apocalyptic number.

It is an amenable number.

1301113001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301113001 is an equidigital number, since it uses as much as digits as its factorization.

1301113001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 1301113001 is about 36070.9439992912. The cubic root of 1301113001 is about 1091.7042612334.

Adding to 1301113001 its reverse (1003111031), we get a palindrome (2304224032).

The spelling of 1301113001 in words is "one billion, three hundred one million, one hundred thirteen thousand, one".