14135729 has 2 divisors, whose sum is σ = 14135730. Its totient is φ = 14135728.

The previous prime is 14135711. The next prime is 14135741. The reversal of 14135729 is 92753141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10627600 + 3508129 = 3260^2 + 1873^2 .

It is a cyclic number.

It is not a de Polignac number, because 14135729 - 2¹² = 14131633 is a prime.

It is a super-2 number, since 2×14135729² = 399637668722882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14135695 and 14135704.

It is not a weakly prime, because it can be changed into another prime (14135749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7067864 + 7067865.

It is an arithmetic number, because the mean of its divisors is an integer number (7067865).

Almost surely, 2^14135729 is an apocalyptic number.

It is an amenable number.

14135729 is a deficient number, since it is larger than the sum of its proper divisors (1).

14135729 is an equidigital number, since it uses as much as digits as its factorization.

14135729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 32.

The square root of 14135729 is about 3759.7511885762. The cubic root of 14135729 is about 241.7905947549.

The spelling of 14135729 in words is "fourteen million, one hundred thirty-five thousand, seven hundred twenty-nine".