13203340109 has 2 divisors, whose sum is σ = 13203340110. Its totient is φ = 13203340108.

The previous prime is 13203340093. The next prime is 13203340123. The reversal of 13203340109 is 90104330231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8902866025 + 4300474084 = 94355^2 + 65578^2 .

It is a cyclic number.

It is not a de Polignac number, because 13203340109 - 2⁴ = 13203340093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13203342109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6601670054 + 6601670055.

It is an arithmetic number, because the mean of its divisors is an integer number (6601670055).

Almost surely, 2^13203340109 is an apocalyptic number.

It is an amenable number.

13203340109 is a deficient number, since it is larger than the sum of its proper divisors (1).

13203340109 is an equidigital number, since it uses as much as digits as its factorization.

13203340109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The spelling of 13203340109 in words is "thirteen billion, two hundred three million, three hundred forty thousand, one hundred nine".