13731307 has 2 divisors, whose sum is σ = 13731308. Its totient is φ = 13731306.

The previous prime is 13731301. The next prime is 13731313. The reversal of 13731307 is 70313731.

It is a balanced prime because it is at equal distance from previous prime (13731301) and next prime (13731313).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13731307 is a prime.

It is not a weakly prime, because it can be changed into another prime (13731301) 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, 6865653 + 6865654.

It is an arithmetic number, because the mean of its divisors is an integer number (6865654).

Almost surely, 2^13731307 is an apocalyptic number.

13731307 is a deficient number, since it is larger than the sum of its proper divisors (1).

13731307 is an equidigital number, since it uses as much as digits as its factorization.

13731307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1323, while the sum is 25.

The square root of 13731307 is about 3705.5778226884. The cubic root of 13731307 is about 239.4623787560.

The spelling of 13731307 in words is "thirteen million, seven hundred thirty-one thousand, three hundred seven".