1045131152773 has 2 divisors, whose sum is σ = 1045131152774. Its totient is φ = 1045131152772.

The previous prime is 1045131152761. The next prime is 1045131152797. The reversal of 1045131152773 is 3772511315401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1021136523169 + 23994629604 = 1010513^2 + 154902^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1045131152773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1045131152713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522565576386 + 522565576387.

It is an arithmetic number, because the mean of its divisors is an integer number (522565576387).

Almost surely, 2^{1045131152773} is an apocalyptic number.

It is an amenable number.

1045131152773 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045131152773 is an equidigital number, since it uses as much as digits as its factorization.

1045131152773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 40.

The spelling of 1045131152773 in words is "one trillion, forty-five billion, one hundred thirty-one million, one hundred fifty-two thousand, seven hundred seventy-three".