20323091927 has 2 divisors, whose sum is σ = 20323091928. Its totient is φ = 20323091926.

The previous prime is 20323091903. The next prime is 20323091933. The reversal of 20323091927 is 72919032302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20323091927 - 2⁸ = 20323091671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20323091227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161545963 + 10161545964.

It is an arithmetic number, because the mean of its divisors is an integer number (10161545964).

Almost surely, 2^20323091927 is an apocalyptic number.

20323091927 is a deficient number, since it is larger than the sum of its proper divisors (1).

20323091927 is an equidigital number, since it uses as much as digits as its factorization.

20323091927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The spelling of 20323091927 in words is "twenty billion, three hundred twenty-three million, ninety-one thousand, nine hundred twenty-seven".