1040353113593 has 2 divisors, whose sum is σ = 1040353113594. Its totient is φ = 1040353113592.

The previous prime is 1040353113581. The next prime is 1040353113617. The reversal of 1040353113593 is 3953113530401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 783706513984 + 256646599609 = 885272^2 + 506603^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040353113593 - 2¹⁴ = 1040353097209 is a prime.

It is a super-2 number, since 2×1040353113593² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1040353113533) 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, 520176556796 + 520176556797.

It is an arithmetic number, because the mean of its divisors is an integer number (520176556797).

Almost surely, 2^{1040353113593} is an apocalyptic number.

It is an amenable number.

1040353113593 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040353113593 is an equidigital number, since it uses as much as digits as its factorization.

1040353113593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72900, while the sum is 38.

Adding to 1040353113593 its reverse (3953113530401), we get a palindrome (4993466643994).

The spelling of 1040353113593 in words is "one trillion, forty billion, three hundred fifty-three million, one hundred thirteen thousand, five hundred ninety-three".