21114793039 has 2 divisors, whose sum is σ = 21114793040. Its totient is φ = 21114793038.

The previous prime is 21114792989. The next prime is 21114793061. The reversal of 21114793039 is 93039741112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21114793039 - 2²¹ = 21112695887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21114792992 and 21114793010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21114793079) 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, 10557396519 + 10557396520.

It is an arithmetic number, because the mean of its divisors is an integer number (10557396520).

Almost surely, 2^21114793039 is an apocalyptic number.

21114793039 is a deficient number, since it is larger than the sum of its proper divisors (1).

21114793039 is an equidigital number, since it uses as much as digits as its factorization.

21114793039 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 40.

The spelling of 21114793039 in words is "twenty-one billion, one hundred fourteen million, seven hundred ninety-three thousand, thirty-nine".