1315451020033 has 2 divisors, whose sum is σ = 1315451020034. Its totient is φ = 1315451020032.

The previous prime is 1315451020019. The next prime is 1315451020043. The reversal of 1315451020033 is 3300201545131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1116885421584 + 198565598449 = 1056828^2 + 445607^2 .

It is a cyclic number.

It is not a de Polignac number, because 1315451020033 - 2²⁹ = 1314914149121 is a prime.

It is a super-2 number, since 2×1315451020033² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1315451019983 and 1315451020010.

It is not a weakly prime, because it can be changed into another prime (1315451020003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657725510016 + 657725510017.

It is an arithmetic number, because the mean of its divisors is an integer number (657725510017).

Almost surely, 2^{1315451020033} is an apocalyptic number.

It is an amenable number.

1315451020033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315451020033 is an equidigital number, since it uses as much as digits as its factorization.

1315451020033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 1315451020033 its reverse (3300201545131), we get a palindrome (4615652565164).

The spelling of 1315451020033 in words is "one trillion, three hundred fifteen billion, four hundred fifty-one million, twenty thousand, thirty-three".