999143404301 has 8 divisors (see below), whose sum is σ = 1141884587904. Its totient is φ = 856403823600.

The previous prime is 999143404279. The next prime is 999143404333. The reversal of 999143404301 is 103404341999.

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

It is a cyclic number.

It is not a de Polignac number, because 999143404301 - 2²² = 999139209997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999143404351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1602851 + ... + 2137151.

It is an arithmetic number, because the mean of its divisors is an integer number (142735573488).

Almost surely, 2^999143404301 is an apocalyptic number.

It is an amenable number.

999143404301 is a deficient number, since it is larger than the sum of its proper divisors (142741183603).

999143404301 is a wasteful number, since it uses less digits than its factorization.

999143404301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801451.

The product of its (nonzero) digits is 419904, while the sum is 47.

The spelling of 999143404301 in words is "nine hundred ninety-nine billion, one hundred forty-three million, four hundred four thousand, three hundred one".