83900714321 has 2 divisors, whose sum is σ = 83900714322. Its totient is φ = 83900714320.

The previous prime is 83900714299. The next prime is 83900714323. The reversal of 83900714321 is 12341700938.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71781126400 + 12119587921 = 267920^2 + 110089^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83900714321 is a prime.

Together with 83900714323, 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 (83900714323) 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, 41950357160 + 41950357161.

It is an arithmetic number, because the mean of its divisors is an integer number (41950357161).

Almost surely, 2^83900714321 is an apocalyptic number.

It is an amenable number.

83900714321 is a deficient number, since it is larger than the sum of its proper divisors (1).

83900714321 is an equidigital number, since it uses as much as digits as its factorization.

83900714321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 83900714321 in words is "eighty-three billion, nine hundred million, seven hundred fourteen thousand, three hundred twenty-one".