13241407909 has 2 divisors, whose sum is σ = 13241407910. Its totient is φ = 13241407908.

The previous prime is 13241407897. The next prime is 13241407931. The reversal of 13241407909 is 90970414231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7959316225 + 5282091684 = 89215^2 + 72678^2 .

It is a cyclic number.

It is not a de Polignac number, because 13241407909 - 2¹⁵ = 13241375141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13241407969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6620703954 + 6620703955.

It is an arithmetic number, because the mean of its divisors is an integer number (6620703955).

Almost surely, 2^13241407909 is an apocalyptic number.

It is an amenable number.

13241407909 is a deficient number, since it is larger than the sum of its proper divisors (1).

13241407909 is an equidigital number, since it uses as much as digits as its factorization.

13241407909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 13241407909 in words is "thirteen billion, two hundred forty-one million, four hundred seven thousand, nine hundred nine".