13954223 has 2 divisors, whose sum is σ = 13954224. Its totient is φ = 13954222.

The previous prime is 13954219. The next prime is 13954273. The reversal of 13954223 is 32245931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13954223 - 2² = 13954219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13954273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6977111 + 6977112.

It is an arithmetic number, because the mean of its divisors is an integer number (6977112).

Almost surely, 2^13954223 is an apocalyptic number.

13954223 is a deficient number, since it is larger than the sum of its proper divisors (1).

13954223 is an equidigital number, since it uses as much as digits as its factorization.

13954223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 29.

The square root of 13954223 is about 3735.5351691558. The cubic root of 13954223 is about 240.7512512933.

The spelling of 13954223 in words is "thirteen million, nine hundred fifty-four thousand, two hundred twenty-three".