1002563233493 has 2 divisors, whose sum is σ = 1002563233494. Its totient is φ = 1002563233492.

The previous prime is 1002563233489. The next prime is 1002563233519. The reversal of 1002563233493 is 3943323652001.

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., 576835693009 + 425727540484 = 759497^2 + 652478^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002563233493 - 2² = 1002563233489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002563233493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002563232493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501281616746 + 501281616747.

It is an arithmetic number, because the mean of its divisors is an integer number (501281616747).

Almost surely, 2^{1002563233493} is an apocalyptic number.

It is an amenable number.

1002563233493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002563233493 is an equidigital number, since it uses as much as digits as its factorization.

1002563233493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 41.

Adding to 1002563233493 its reverse (3943323652001), we get a palindrome (4945886885494).

The spelling of 1002563233493 in words is "one trillion, two billion, five hundred sixty-three million, two hundred thirty-three thousand, four hundred ninety-three".