20427048107 has 2 divisors, whose sum is σ = 20427048108. Its totient is φ = 20427048106.

The previous prime is 20427048077. The next prime is 20427048149. The reversal of 20427048107 is 70184072402.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20427048107 - 2¹⁸ = 20426785963 is a prime.

It is not a weakly prime, because it can be changed into another prime (20427048157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10213524053 + 10213524054.

It is an arithmetic number, because the mean of its divisors is an integer number (10213524054).

Almost surely, 2^20427048107 is an apocalyptic number.

20427048107 is a deficient number, since it is larger than the sum of its proper divisors (1).

20427048107 is an equidigital number, since it uses as much as digits as its factorization.

20427048107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25088, while the sum is 35.

The spelling of 20427048107 in words is "twenty billion, four hundred twenty-seven million, forty-eight thousand, one hundred seven".