1313817201 has 24 divisors (see below), whose sum is σ = 2033778240. Its totient is φ = 815148576.

The previous prime is 1313817151. The next prime is 1313817217. The reversal of 1313817201 is 1027183131.

It is a happy number.

It is not a de Polignac number, because 1313817201 - 2¹³ = 1313809009 is a prime.

It is a super-2 number, since 2×1313817201² = 3452231275286948802, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1313817601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78111 + ... + 93428.

It is an arithmetic number, because the mean of its divisors is an integer number (84740760).

Almost surely, 2^1313817201 is an apocalyptic number.

It is an amenable number.

1313817201 is a deficient number, since it is larger than the sum of its proper divisors (719961039).

1313817201 is a wasteful number, since it uses less digits than its factorization.

1313817201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171605 (or 171602 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 1313817201 is about 36246.6164076042. The cubic root of 1313817201 is about 1095.2459296244.

The spelling of 1313817201 in words is "one billion, three hundred thirteen million, eight hundred seventeen thousand, two hundred one".