1353236516603 has 2 divisors, whose sum is σ = 1353236516604. Its totient is φ = 1353236516602.

The previous prime is 1353236516581. The next prime is 1353236516623. The reversal of 1353236516603 is 3066156323531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1353236516603 - 2⁸ = 1353236516347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1353236516623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676618258301 + 676618258302.

It is an arithmetic number, because the mean of its divisors is an integer number (676618258302).

Almost surely, 2^{1353236516603} is an apocalyptic number.

1353236516603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353236516603 is an equidigital number, since it uses as much as digits as its factorization.

1353236516603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 874800, while the sum is 44.

The spelling of 1353236516603 in words is "one trillion, three hundred fifty-three billion, two hundred thirty-six million, five hundred sixteen thousand, six hundred three".