1313504051201 has 4 divisors (see below), whose sum is σ = 1313506956372. Its totient is φ = 1313501146032.

The previous prime is 1313504051191. The next prime is 1313504051221. The reversal of 1313504051201 is 1021504053131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 184555300801 + 1128948750400 = 429599^2 + 1062520^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313504051201 - 2²² = 1313499856897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313504051221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 612410 + ... + 1732643.

It is an arithmetic number, because the mean of its divisors is an integer number (328376739093).

Almost surely, 2^{1313504051201} is an apocalyptic number.

It is an amenable number.

1313504051201 is a deficient number, since it is larger than the sum of its proper divisors (2905171).

1313504051201 is an equidigital number, since it uses as much as digits as its factorization.

1313504051201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2905170.

The product of its (nonzero) digits is 1800, while the sum is 26.

The spelling of 1313504051201 in words is "one trillion, three hundred thirteen billion, five hundred four million, fifty-one thousand, two hundred one".