20614287011 has 2 divisors, whose sum is σ = 20614287012. Its totient is φ = 20614287010.

The previous prime is 20614286963. The next prime is 20614287013. The reversal of 20614287011 is 11078241602.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20614287011 - 2⁶ = 20614286947 is a prime.

Together with 20614287013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20614287013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10307143505 + 10307143506.

It is an arithmetic number, because the mean of its divisors is an integer number (10307143506).

Almost surely, 2^20614287011 is an apocalyptic number.

20614287011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20614287011 is an equidigital number, since it uses as much as digits as its factorization.

20614287011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 32.

The spelling of 20614287011 in words is "twenty billion, six hundred fourteen million, two hundred eighty-seven thousand, eleven".