1317053026 has 8 divisors (see below), whose sum is σ = 1977887340. Its totient is φ = 657757248.

The previous prime is 1317052991. The next prime is 1317053051. The reversal of 1317053026 is 6203507131.

It can be written as a sum of positive squares in 2 ways, for example, as 1292043025 + 25010001 = 35945^2 + 5001^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1317052985 and 1317053003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382491 + ... + 385918.

Almost surely, 2^1317053026 is an apocalyptic number.

1317053026 is a deficient number, since it is larger than the sum of its proper divisors (660834314).

1317053026 is an equidigital number, since it uses as much as digits as its factorization.

1317053026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769268.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 1317053026 is about 36291.2251928755. The cubic root of 1317053026 is about 1096.1443596811.

The spelling of 1317053026 in words is "one billion, three hundred seventeen million, fifty-three thousand, twenty-six".