14000731 has 2 divisors, whose sum is σ = 14000732. Its totient is φ = 14000730.

The previous prime is 14000713. The next prime is 14000761. The reversal of 14000731 is 13700041.

Together with previous prime (14000713) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14000731 - 2⁷ = 14000603 is a prime.

It is a super-2 number, since 2×14000731² = 392040937068722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14000711) 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, 7000365 + 7000366.

It is an arithmetic number, because the mean of its divisors is an integer number (7000366).

Almost surely, 2^14000731 is an apocalyptic number.

14000731 is a deficient number, since it is larger than the sum of its proper divisors (1).

14000731 is an equidigital number, since it uses as much as digits as its factorization.

14000731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 14000731 is about 3741.7550694828. The cubic root of 14000731 is about 241.0184211397.

Adding to 14000731 its reverse (13700041), we get a palindrome (27700772).

The spelling of 14000731 in words is "fourteen million, seven hundred thirty-one", and thus it is an aban number.