13213219589 has 2 divisors, whose sum is σ = 13213219590. Its totient is φ = 13213219588.

The previous prime is 13213219583. The next prime is 13213219597. The reversal of 13213219589 is 98591231231.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9274653025 + 3938566564 = 96305^2 + 62758^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13213219589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13213219583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6606609794 + 6606609795.

It is an arithmetic number, because the mean of its divisors is an integer number (6606609795).

Almost surely, 2^13213219589 is an apocalyptic number.

It is an amenable number.

13213219589 is a deficient number, since it is larger than the sum of its proper divisors (1).

13213219589 is an equidigital number, since it uses as much as digits as its factorization.

13213219589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 44.

The spelling of 13213219589 in words is "thirteen billion, two hundred thirteen million, two hundred nineteen thousand, five hundred eighty-nine".