20314139983 has 2 divisors, whose sum is σ = 20314139984. Its totient is φ = 20314139982.

The previous prime is 20314139977. The next prime is 20314140053. The reversal of 20314139983 is 38993141302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20314139983 - 2⁹ = 20314139471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20314134983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10157069991 + 10157069992.

It is an arithmetic number, because the mean of its divisors is an integer number (10157069992).

Almost surely, 2^20314139983 is an apocalyptic number.

20314139983 is a deficient number, since it is larger than the sum of its proper divisors (1).

20314139983 is an equidigital number, since it uses as much as digits as its factorization.

20314139983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 20314139983 in words is "twenty billion, three hundred fourteen million, one hundred thirty-nine thousand, nine hundred eighty-three".