20046071 has 2 divisors, whose sum is σ = 20046072. Its totient is φ = 20046070.

The previous prime is 20046053. The next prime is 20046073. The reversal of 20046071 is 17064002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20046071 - 2²² = 15851767 is a prime.

Together with 20046073, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20046073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10023035 + 10023036.

It is an arithmetic number, because the mean of its divisors is an integer number (10023036).

Almost surely, 2^20046071 is an apocalyptic number.

20046071 is a deficient number, since it is larger than the sum of its proper divisors (1).

20046071 is an equidigital number, since it uses as much as digits as its factorization.

20046071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 20046071 is about 4477.2838864651. The cubic root of 20046071 is about 271.6500283803.

The spelling of 20046071 in words is "twenty million, forty-six thousand, seventy-one".