1006406947783 has 2 divisors, whose sum is σ = 1006406947784. Its totient is φ = 1006406947782.

The previous prime is 1006406947771. The next prime is 1006406947811. The reversal of 1006406947783 is 3877496046001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1006406947783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1006406947703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503203473891 + 503203473892.

It is an arithmetic number, because the mean of its divisors is an integer number (503203473892).

Almost surely, 2^{1006406947783} is an apocalyptic number.

1006406947783 is a deficient number, since it is larger than the sum of its proper divisors (1).

1006406947783 is an equidigital number, since it uses as much as digits as its factorization.

1006406947783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 1006406947783 in words is "one trillion, six billion, four hundred six million, nine hundred forty-seven thousand, seven hundred eighty-three".