1140447425389 has 2 divisors, whose sum is σ = 1140447425390. Its totient is φ = 1140447425388.

The previous prime is 1140447425353. The next prime is 1140447425399. The reversal of 1140447425389 is 9835247440411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 695747833225 + 444699592164 = 834115^2 + 666858^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140447425389 - 2¹¹ = 1140447423341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140447425309) 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, 570223712694 + 570223712695.

It is an arithmetic number, because the mean of its divisors is an integer number (570223712695).

Almost surely, 2^{1140447425389} is an apocalyptic number.

It is an amenable number.

1140447425389 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140447425389 is an equidigital number, since it uses as much as digits as its factorization.

1140447425389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 1140447425389 in words is "one trillion, one hundred forty billion, four hundred forty-seven million, four hundred twenty-five thousand, three hundred eighty-nine".