1263053065017 has 16 divisors (see below), whose sum is σ = 1699518430080. Its totient is φ = 834341419392.

The previous prime is 1263053064937. The next prime is 1263053065039. The reversal of 1263053065017 is 7105603503621.

It is not a de Polignac number, because 1263053065017 - 2²⁴ = 1263036287801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1263053065117) 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 in 15 ways as a sum of consecutive naturals, for example, 3565788 + ... + 3903965.

It is an arithmetic number, because the mean of its divisors is an integer number (106219901880).

Almost surely, 2^{1263053065017} is an apocalyptic number.

It is an amenable number.

1263053065017 is a deficient number, since it is larger than the sum of its proper divisors (436465365063).

1263053065017 is a wasteful number, since it uses less digits than its factorization.

1263053065017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7470272.

The product of its (nonzero) digits is 113400, while the sum is 39.

Adding to 1263053065017 its reverse (7105603503621), we get a palindrome (8368656568638).

The spelling of 1263053065017 in words is "one trillion, two hundred sixty-three billion, fifty-three million, sixty-five thousand, seventeen".