14156641 has 2 divisors, whose sum is σ = 14156642. Its totient is φ = 14156640.

The previous prime is 14156633. The next prime is 14156683. The reversal of 14156641 is 14665141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12390400 + 1766241 = 3520^2 + 1329^2 .

It is a cyclic number.

It is not a de Polignac number, because 14156641 - 2³ = 14156633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14156741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7078320 + 7078321.

It is an arithmetic number, because the mean of its divisors is an integer number (7078321).

Almost surely, 2^14156641 is an apocalyptic number.

It is an amenable number.

14156641 is a deficient number, since it is larger than the sum of its proper divisors (1).

14156641 is an equidigital number, since it uses as much as digits as its factorization.

14156641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 28.

The square root of 14156641 is about 3762.5311958840. The cubic root of 14156641 is about 241.9097687423.

The spelling of 14156641 in words is "fourteen million, one hundred fifty-six thousand, six hundred forty-one".