20054227 has 2 divisors, whose sum is σ = 20054228. Its totient is φ = 20054226.

The previous prime is 20054201. The next prime is 20054231. The reversal of 20054227 is 72245002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20054227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20054198 and 20054207.

It is not a weakly prime, because it can be changed into another prime (20054267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10027113 + 10027114.

It is an arithmetic number, because the mean of its divisors is an integer number (10027114).

Almost surely, 2^20054227 is an apocalyptic number.

20054227 is a deficient number, since it is larger than the sum of its proper divisors (1).

20054227 is an equidigital number, since it uses as much as digits as its factorization.

20054227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 20054227 is about 4478.1946139041. The cubic root of 20054227 is about 271.6868648128.

Adding to 20054227 its reverse (72245002), we get a palindrome (92299229).

The spelling of 20054227 in words is "twenty million, fifty-four thousand, two hundred twenty-seven".