1022996839 has 2 divisors, whose sum is σ = 1022996840. Its totient is φ = 1022996838.

The previous prime is 1022996791. The next prime is 1022996867. The reversal of 1022996839 is 9386992201.

It is a strong prime.

It is an emirp because it is prime and its reverse (9386992201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1022996839 - 2⁹ = 1022996327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022996792 and 1022996801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022997839) 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, 511498419 + 511498420.

It is an arithmetic number, because the mean of its divisors is an integer number (511498420).

Almost surely, 2^1022996839 is an apocalyptic number.

1022996839 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022996839 is an equidigital number, since it uses as much as digits as its factorization.

1022996839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 49.

The square root of 1022996839 is about 31984.3217686416. The cubic root of 1022996839 is about 1007.6075907980.

The spelling of 1022996839 in words is "one billion, twenty-two million, nine hundred ninety-six thousand, eight hundred thirty-nine".