2113440001 has 2 divisors, whose sum is σ = 2113440002. Its totient is φ = 2113440000.

The previous prime is 2113439959. The next prime is 2113440011. The reversal of 2113440001 is 1000443112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2095808400 + 17631601 = 45780^2 + 4199^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113440001 - 2¹³ = 2113431809 is a prime.

It is not a weakly prime, because it can be changed into another prime (2113440011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056720000 + 1056720001.

It is an arithmetic number, because the mean of its divisors is an integer number (1056720001).

Almost surely, 2^2113440001 is an apocalyptic number.

It is an amenable number.

2113440001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113440001 is an equidigital number, since it uses as much as digits as its factorization.

2113440001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2113440001 is about 45972.1655026169. The cubic root of 2113440001 is about 1283.3052599845.

Adding to 2113440001 its reverse (1000443112), we get a palindrome (3113883113).

The spelling of 2113440001 in words is "two billion, one hundred thirteen million, four hundred forty thousand, one".