20830000733 has 2 divisors, whose sum is σ = 20830000734. Its totient is φ = 20830000732.

The previous prime is 20830000729. The next prime is 20830000747. The reversal of 20830000733 is 33700003802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20118018244 + 711982489 = 141838^2 + 26683^2 .

It is a cyclic number.

It is not a de Polignac number, because 20830000733 - 2² = 20830000729 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20830000783) 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, 10415000366 + 10415000367.

It is an arithmetic number, because the mean of its divisors is an integer number (10415000367).

Almost surely, 2^20830000733 is an apocalyptic number.

It is an amenable number.

20830000733 is a deficient number, since it is larger than the sum of its proper divisors (1).

20830000733 is an equidigital number, since it uses as much as digits as its factorization.

20830000733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The spelling of 20830000733 in words is "twenty billion, eight hundred thirty million, seven hundred thirty-three", and thus it is an aban number.