14314981 has 2 divisors, whose sum is σ = 14314982. Its totient is φ = 14314980.

The previous prime is 14314973. The next prime is 14314991. The reversal of 14314981 is 18941341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14130081 + 184900 = 3759^2 + 430^2 .

It is a cyclic number.

It is not a de Polignac number, because 14314981 - 2³ = 14314973 is a prime.

It is a super-2 number, since 2×14314981² = 409837362060722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14314991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7157490 + 7157491.

It is an arithmetic number, because the mean of its divisors is an integer number (7157491).

Almost surely, 2^14314981 is an apocalyptic number.

It is an amenable number.

14314981 is a deficient number, since it is larger than the sum of its proper divisors (1).

14314981 is an equidigital number, since it uses as much as digits as its factorization.

14314981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 31.

The square root of 14314981 is about 3783.5143715863. The cubic root of 14314981 is about 242.8083356029.

The spelling of 14314981 in words is "fourteen million, three hundred fourteen thousand, nine hundred eighty-one".