143636065313 has 4 divisors (see below), whose sum is σ = 154684993428. Its totient is φ = 132587137200.

The previous prime is 143636065247. The next prime is 143636065343. The reversal of 143636065313 is 313560636341.

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 64600863889 + 79035201424 = 254167^2 + 281132^2 .

It is a cyclic number.

It is not a de Polignac number, because 143636065313 - 2¹⁸ = 143635803169 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (143636065343) 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, 5524464038 + ... + 5524464063.

It is an arithmetic number, because the mean of its divisors is an integer number (38671248357).

Almost surely, 2^143636065313 is an apocalyptic number.

143636065313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

143636065313 is a deficient number, since it is larger than the sum of its proper divisors (11048928115).

143636065313 is a wasteful number, since it uses less digits than its factorization.

143636065313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11048928114.

The product of its (nonzero) digits is 349920, while the sum is 41.

The spelling of 143636065313 in words is "one hundred forty-three billion, six hundred thirty-six million, sixty-five thousand, three hundred thirteen".