143611205113 has 4 divisors (see below), whose sum is σ = 143612109940. Its totient is φ = 143610300288.

The previous prime is 143611205093. The next prime is 143611205131. The reversal of 143611205113 is 311502116341.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 131945477049 + 11665728064 = 363243^2 + 108008^2 .

It is a cyclic number.

It is not a de Polignac number, because 143611205113 - 2⁹ = 143611204601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143611205713) 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, 144468 + ... + 555061.

It is an arithmetic number, because the mean of its divisors is an integer number (35903027485).

Almost surely, 2^143611205113 is an apocalyptic number.

It is an amenable number.

143611205113 is a deficient number, since it is larger than the sum of its proper divisors (904827).

143611205113 is an equidigital number, since it uses as much as digits as its factorization.

143611205113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904826.

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 143611205113 in words is "one hundred forty-three billion, six hundred eleven million, two hundred five thousand, one hundred thirteen".