13401324109 has 2 divisors, whose sum is σ = 13401324110. Its totient is φ = 13401324108.

The previous prime is 13401324059. The next prime is 13401324127. The reversal of 13401324109 is 90142310431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8465840100 + 4935484009 = 92010^2 + 70253^2 .

It is a cyclic number.

It is not a de Polignac number, because 13401324109 - 2⁷ = 13401323981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13401324709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6700662054 + 6700662055.

It is an arithmetic number, because the mean of its divisors is an integer number (6700662055).

Almost surely, 2^13401324109 is an apocalyptic number.

It is an amenable number.

13401324109 is a deficient number, since it is larger than the sum of its proper divisors (1).

13401324109 is an equidigital number, since it uses as much as digits as its factorization.

13401324109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 13401324109 in words is "thirteen billion, four hundred one million, three hundred twenty-four thousand, one hundred nine".