1023455035321 has 2 divisors, whose sum is σ = 1023455035322. Its totient is φ = 1023455035320.

The previous prime is 1023455035283. The next prime is 1023455035349. The reversal of 1023455035321 is 1235305543201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 652482679696 + 370972355625 = 807764^2 + 609075^2 .

It is a cyclic number.

It is not a de Polignac number, because 1023455035321 - 2⁹ = 1023455034809 is a prime.

It is not a weakly prime, because it can be changed into another prime (1023455035381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511727517660 + 511727517661.

It is an arithmetic number, because the mean of its divisors is an integer number (511727517661).

Almost surely, 2^{1023455035321} is an apocalyptic number.

It is an amenable number.

1023455035321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023455035321 is an equidigital number, since it uses as much as digits as its factorization.

1023455035321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 1023455035321 in words is "one trillion, twenty-three billion, four hundred fifty-five million, thirty-five thousand, three hundred twenty-one".