13827308249 has 2 divisors, whose sum is σ = 13827308250. Its totient is φ = 13827308248.

The previous prime is 13827308237. The next prime is 13827308269. The reversal of 13827308249 is 94280372831.

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., 13620523849 + 206784400 = 116707^2 + 14380^2 .

It is a cyclic number.

It is not a de Polignac number, because 13827308249 - 2²⁰ = 13826259673 is a prime.

It is not a weakly prime, because it can be changed into another prime (13827308269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6913654124 + 6913654125.

It is an arithmetic number, because the mean of its divisors is an integer number (6913654125).

Almost surely, 2^13827308249 is an apocalyptic number.

It is an amenable number.

13827308249 is a deficient number, since it is larger than the sum of its proper divisors (1).

13827308249 is an equidigital number, since it uses as much as digits as its factorization.

13827308249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 13827308249 in words is "thirteen billion, eight hundred twenty-seven million, three hundred eight thousand, two hundred forty-nine".