13002109 has 2 divisors, whose sum is σ = 13002110. Its totient is φ = 13002108.

The previous prime is 13002097. The next prime is 13002131. The reversal of 13002109 is 90120031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12996025 + 6084 = 3605^2 + 78^2 .

It is a cyclic number.

It is not a de Polignac number, because 13002109 - 2⁷ = 13001981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13002092 and 13002101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13002139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6501054 + 6501055.

It is an arithmetic number, because the mean of its divisors is an integer number (6501055).

Almost surely, 2^13002109 is an apocalyptic number.

It is an amenable number.

13002109 is a deficient number, since it is larger than the sum of its proper divisors (1).

13002109 is an equidigital number, since it uses as much as digits as its factorization.

13002109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 13002109 is about 3605.8437292817. The cubic root of 13002109 is about 235.1461833790.

The spelling of 13002109 in words is "thirteen million, two thousand, one hundred nine".