1352555004781 has 2 divisors, whose sum is σ = 1352555004782. Its totient is φ = 1352555004780.

The previous prime is 1352555004761. The next prime is 1352555004791. The reversal of 1352555004781 is 1874005552531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 852233617225 + 500321387556 = 923165^2 + 707334^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352555004781 - 2⁷ = 1352555004653 is a prime.

It is a super-2 number, since 2×1352555004781² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1352555004761) 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, 676277502390 + 676277502391.

It is an arithmetic number, because the mean of its divisors is an integer number (676277502391).

Almost surely, 2^{1352555004781} is an apocalyptic number.

It is an amenable number.

1352555004781 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352555004781 is an equidigital number, since it uses as much as digits as its factorization.

1352555004781 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840000, while the sum is 46.

The spelling of 1352555004781 in words is "one trillion, three hundred fifty-two billion, five hundred fifty-five million, four thousand, seven hundred eighty-one".