14666677 has 2 divisors, whose sum is σ = 14666678. Its totient is φ = 14666676.

The previous prime is 14666653. The next prime is 14666693. The reversal of 14666677 is 77666641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13845841 + 820836 = 3721^2 + 906^2 .

It is a cyclic number.

It is not a de Polignac number, because 14666677 - 2⁷ = 14666549 is a prime.

It is a super-2 number, since 2×14666677² = 430222828444658, which contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14666647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7333338 + 7333339.

It is an arithmetic number, because the mean of its divisors is an integer number (7333339).

Almost surely, 2^14666677 is an apocalyptic number.

It is an amenable number.

14666677 is a deficient number, since it is larger than the sum of its proper divisors (1).

14666677 is an equidigital number, since it uses as much as digits as its factorization.

14666677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The square root of 14666677 is about 3829.7097801269. The cubic root of 14666677 is about 244.7807395547.

The spelling of 14666677 in words is "fourteen million, six hundred sixty-six thousand, six hundred seventy-seven".