13711249 has 2 divisors, whose sum is σ = 13711250. Its totient is φ = 13711248.

The previous prime is 13711183. The next prime is 13711267. The reversal of 13711249 is 94211731.

13711249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11937025 + 1774224 = 3455^2 + 1332^2 .

It is a cyclic number.

It is not a de Polignac number, because 13711249 - 2¹³ = 13703057 is a prime.

It is not a weakly prime, because it can be changed into another prime (13711279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6855624 + 6855625.

It is an arithmetic number, because the mean of its divisors is an integer number (6855625).

Almost surely, 2^13711249 is an apocalyptic number.

It is an amenable number.

13711249 is a deficient number, since it is larger than the sum of its proper divisors (1).

13711249 is an equidigital number, since it uses as much as digits as its factorization.

13711249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 28.

The square root of 13711249 is about 3702.8703731025. The cubic root of 13711249 is about 239.3457237520.

The spelling of 13711249 in words is "thirteen million, seven hundred eleven thousand, two hundred forty-nine".