1772124775783 has 2 divisors, whose sum is σ = 1772124775784. Its totient is φ = 1772124775782.

The previous prime is 1772124775769. The next prime is 1772124775793. The reversal of 1772124775783 is 3875774212771.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1772124775783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1772124775763) 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, 886062387891 + 886062387892.

It is an arithmetic number, because the mean of its divisors is an integer number (886062387892).

Almost surely, 2^{1772124775783} is an apocalyptic number.

1772124775783 is a deficient number, since it is larger than the sum of its proper divisors (1).

1772124775783 is an equidigital number, since it uses as much as digits as its factorization.

1772124775783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32269440, while the sum is 61.

The spelling of 1772124775783 in words is "one trillion, seven hundred seventy-two billion, one hundred twenty-four million, seven hundred seventy-five thousand, seven hundred eighty-three".