13351249 has 2 divisors, whose sum is σ = 13351250. Its totient is φ = 13351248.

The previous prime is 13351241. The next prime is 13351259. The reversal of 13351249 is 94215331.

13351249 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13068225 + 283024 = 3615^2 + 532^2 .

It is a cyclic number.

It is not a de Polignac number, because 13351249 - 2³ = 13351241 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (13351241) by changing a digit.

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 as a sum of consecutive naturals, namely, 6675624 + 6675625.

It is an arithmetic number, because the mean of its divisors is an integer number (6675625).

Almost surely, 2^13351249 is an apocalyptic number.

It is an amenable number.

13351249 is a deficient number, since it is larger than the sum of its proper divisors (1).

13351249 is an equidigital number, since it uses as much as digits as its factorization.

13351249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 28.

The square root of 13351249 is about 3653.9360968687. The cubic root of 13351249 is about 237.2323796237.

The spelling of 13351249 in words is "thirteen million, three hundred fifty-one thousand, two hundred forty-nine".