13410125809 has 2 divisors, whose sum is σ = 13410125810. Its totient is φ = 13410125808.

The previous prime is 13410125803. The next prime is 13410125837. The reversal of 13410125809 is 90852101431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13409640000 + 485809 = 115800^2 + 697^2 .

It is a cyclic number.

It is not a de Polignac number, because 13410125809 - 2¹⁷ = 13409994737 is a prime.

It is not a weakly prime, because it can be changed into another prime (13410125803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6705062904 + 6705062905.

It is an arithmetic number, because the mean of its divisors is an integer number (6705062905).

Almost surely, 2^13410125809 is an apocalyptic number.

It is an amenable number.

13410125809 is a deficient number, since it is larger than the sum of its proper divisors (1).

13410125809 is an equidigital number, since it uses as much as digits as its factorization.

13410125809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 34.

The spelling of 13410125809 in words is "thirteen billion, four hundred ten million, one hundred twenty-five thousand, eight hundred nine".