13193209252 has 12 divisors (see below), whose sum is σ = 23106009136. Its totient is φ = 6591492360.

The previous prime is 13193209223. The next prime is 13193209283. The reversal of 13193209252 is 25290239131.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1272258 + ... + 1282585.

Almost surely, 2^13193209252 is an apocalyptic number.

It is an amenable number.

13193209252 is a deficient number, since it is larger than the sum of its proper divisors (9912799884).

13193209252 is a wasteful number, since it uses less digits than its factorization.

13193209252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2556138 (or 2556136 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 37.

The spelling of 13193209252 in words is "thirteen billion, one hundred ninety-three million, two hundred nine thousand, two hundred fifty-two".