1143635313503 has 2 divisors, whose sum is σ = 1143635313504. Its totient is φ = 1143635313502.

The previous prime is 1143635313463. The next prime is 1143635313533. The reversal of 1143635313503 is 3053135363411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1143635313503 - 2⁶ = 1143635313439 is a prime.

It is a super-2 number, since 2×1143635313503² (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 (1143635313533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571817656751 + 571817656752.

It is an arithmetic number, because the mean of its divisors is an integer number (571817656752).

Almost surely, 2^{1143635313503} is an apocalyptic number.

1143635313503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143635313503 is an equidigital number, since it uses as much as digits as its factorization.

1143635313503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 38.

The spelling of 1143635313503 in words is "one trillion, one hundred forty-three billion, six hundred thirty-five million, three hundred thirteen thousand, five hundred three".