20144027 has 2 divisors, whose sum is σ = 20144028. Its totient is φ = 20144026.

The previous prime is 20144023. The next prime is 20144039. The reversal of 20144027 is 72044102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20144027 - 2² = 20144023 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20144023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10072013 + 10072014.

It is an arithmetic number, because the mean of its divisors is an integer number (10072014).

Almost surely, 2^20144027 is an apocalyptic number.

20144027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20144027 is an equidigital number, since it uses as much as digits as its factorization.

20144027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 20144027 is about 4488.2097767373. The cubic root of 20144027 is about 272.0917861730.

Adding to 20144027 its reverse (72044102), we get a palindrome (92188129).

It can be divided in two parts, 2014 and 4027, that multiplied together give a triangular number (8110378 = T₄₀₂₇).

The spelling of 20144027 in words is "twenty million, one hundred forty-four thousand, twenty-seven".