1306065530403 has 12 divisors (see below), whose sum is σ = 1886614715128. Its totient is φ = 870675454080.

The previous prime is 1306065530359. The next prime is 1306065530417. The reversal of 1306065530403 is 3040355606031.

1306065530403 is a `hidden beast` number, since 1 + 3 + 0 + 60 + 6 + 553 + 0 + 40 + 3 = 666.

It is not a de Polignac number, because 1306065530403 - 2¹² = 1306065526307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1306065530303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2670253 + ... + 3121278.

Almost surely, 2^{1306065530403} is an apocalyptic number.

1306065530403 is a deficient number, since it is larger than the sum of its proper divisors (580549184725).

1306065530403 is a wasteful number, since it uses less digits than its factorization.

1306065530403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5816594 (or 5816591 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 1306065530403 in words is "one trillion, three hundred six billion, sixty-five million, five hundred thirty thousand, four hundred three".