14490869 has 2 divisors, whose sum is σ = 14490870. Its totient is φ = 14490868.

The previous prime is 14490823. The next prime is 14490877. The reversal of 14490869 is 96809441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13140625 + 1350244 = 3625^2 + 1162^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14490869 is a prime.

It is a super-2 number, since 2×14490869² = 419970568750322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14492869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7245434 + 7245435.

It is an arithmetic number, because the mean of its divisors is an integer number (7245435).

Almost surely, 2^14490869 is an apocalyptic number.

It is an amenable number.

14490869 is a deficient number, since it is larger than the sum of its proper divisors (1).

14490869 is an equidigital number, since it uses as much as digits as its factorization.

14490869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 14490869 is about 3806.6874050807. The cubic root of 14490869 is about 243.7987512394.

The spelling of 14490869 in words is "fourteen million, four hundred ninety thousand, eight hundred sixty-nine".