1033380645373 has 2 divisors, whose sum is σ = 1033380645374. Its totient is φ = 1033380645372.

The previous prime is 1033380645313. The next prime is 1033380645389. The reversal of 1033380645373 is 3735460833301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 561627338724 + 471753306649 = 749418^2 + 686843^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1033380645373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1033380645313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516690322686 + 516690322687.

It is an arithmetic number, because the mean of its divisors is an integer number (516690322687).

Almost surely, 2^{1033380645373} is an apocalyptic number.

It is an amenable number.

1033380645373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1033380645373 is an equidigital number, since it uses as much as digits as its factorization.

1033380645373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 46.

The spelling of 1033380645373 in words is "one trillion, thirty-three billion, three hundred eighty million, six hundred forty-five thousand, three hundred seventy-three".