13545982249 has 8 divisors (see below), whose sum is σ = 13894913120. Its totient is φ = 13198592736.

The previous prime is 13545982223. The next prime is 13545982253. The reversal of 13545982249 is 94228954531.

It is a happy number.

13545982249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13545982249 - 2⁹ = 13545981737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13545982196 and 13545982205.

It is not an unprimeable number, because it can be changed into a prime (13545982259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367527 + ... + 402700.

It is an arithmetic number, because the mean of its divisors is an integer number (1736864140).

Almost surely, 2^13545982249 is an apocalyptic number.

It is an amenable number.

13545982249 is a deficient number, since it is larger than the sum of its proper divisors (348930871).

13545982249 is an equidigital number, since it uses as much as digits as its factorization.

13545982249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770679.

The product of its digits is 3110400, while the sum is 52.

The spelling of 13545982249 in words is "thirteen billion, five hundred forty-five million, nine hundred eighty-two thousand, two hundred forty-nine".