20327011 has 2 divisors, whose sum is σ = 20327012. Its totient is φ = 20327010.

The previous prime is 20326997. The next prime is 20327033. The reversal of 20327011 is 11072302.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20327011 - 2⁹ = 20326499 is a prime.

It is not a weakly prime, because it can be changed into another prime (20327311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10163505 + 10163506.

It is an arithmetic number, because the mean of its divisors is an integer number (10163506).

Almost surely, 2^20327011 is an apocalyptic number.

20327011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20327011 is an equidigital number, since it uses as much as digits as its factorization.

20327011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 20327011 is about 4508.5486578277. The cubic root of 20327011 is about 272.9131784363.

Adding to 20327011 its reverse (11072302), we get a palindrome (31399313).

The spelling of 20327011 in words is "twenty million, three hundred twenty-seven thousand, eleven".