1023334310989 has 2 divisors, whose sum is σ = 1023334310990. Its totient is φ = 1023334310988.

The previous prime is 1023334310927. The next prime is 1023334311029. The reversal of 1023334310989 is 9890134333201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 791284969764 + 232049341225 = 889542^2 + 481715^2 .

It is an emirp because it is prime and its reverse (9890134333201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1023334310989 - 2³⁷ = 885895357517 is a prime.

It is a super-2 number, since 2×1023334310989² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023334310389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511667155494 + 511667155495.

It is an arithmetic number, because the mean of its divisors is an integer number (511667155495).

Almost surely, 2^{1023334310989} is an apocalyptic number.

It is an amenable number.

1023334310989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023334310989 is an equidigital number, since it uses as much as digits as its factorization.

1023334310989 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 46.

The spelling of 1023334310989 in words is "one trillion, twenty-three billion, three hundred thirty-four million, three hundred ten thousand, nine hundred eighty-nine".