20054467 has 2 divisors, whose sum is σ = 20054468. Its totient is φ = 20054466.

The previous prime is 20054431. The next prime is 20054479. The reversal of 20054467 is 76445002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20054467 - 2¹¹ = 20052419 is a prime.

It is not a weakly prime, because it can be changed into another prime (20054417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10027233 + 10027234.

It is an arithmetic number, because the mean of its divisors is an integer number (10027234).

Almost surely, 2^20054467 is an apocalyptic number.

20054467 is a deficient number, since it is larger than the sum of its proper divisors (1).

20054467 is an equidigital number, since it uses as much as digits as its factorization.

20054467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 20054467 is about 4478.2214103369. The cubic root of 20054467 is about 271.6879486173.

Adding to 20054467 its reverse (76445002), we get a palindrome (96499469).

The spelling of 20054467 in words is "twenty million, fifty-four thousand, four hundred sixty-seven".