1023344453753 has 2 divisors, whose sum is σ = 1023344453754. Its totient is φ = 1023344453752.

The previous prime is 1023344453749. The next prime is 1023344453851. The reversal of 1023344453753 is 3573544433201.

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., 779217549289 + 244126904464 = 882733^2 + 494092^2 .

It is a cyclic number.

It is not a de Polignac number, because 1023344453753 - 2² = 1023344453749 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1023344456753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511672226876 + 511672226877.

It is an arithmetic number, because the mean of its divisors is an integer number (511672226877).

Almost surely, 2^{1023344453753} is an apocalyptic number.

It is an amenable number.

1023344453753 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023344453753 is an equidigital number, since it uses as much as digits as its factorization.

1023344453753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 44.

Adding to 1023344453753 its reverse (3573544433201), we get a palindrome (4596888886954).

The spelling of 1023344453753 in words is "one trillion, twenty-three billion, three hundred forty-four million, four hundred fifty-three thousand, seven hundred fifty-three".