1044700031789 has 2 divisors, whose sum is σ = 1044700031790. Its totient is φ = 1044700031788.

The previous prime is 1044700031759. The next prime is 1044700031803. The reversal of 1044700031789 is 9871300074401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 987076029289 + 57624002500 = 993517^2 + 240050^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044700031789 - 2⁸ = 1044700031533 is a prime.

It is a super-2 number, since 2×1044700031789² (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 (1044700031719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522350015894 + 522350015895.

It is an arithmetic number, because the mean of its divisors is an integer number (522350015895).

Almost surely, 2^{1044700031789} is an apocalyptic number.

It is an amenable number.

1044700031789 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044700031789 is an equidigital number, since it uses as much as digits as its factorization.

1044700031789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 1044700031789 in words is "one trillion, forty-four billion, seven hundred million, thirty-one thousand, seven hundred eighty-nine".