959143820 has 12 divisors (see below), whose sum is σ = 2014202064. Its totient is φ = 383657520.

The previous prime is 959143771. The next prime is 959143877. The reversal of 959143820 is 28341959.

959143820 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23978576 + ... + 23978615.

It is an arithmetic number, because the mean of its divisors is an integer number (167850172).

Almost surely, 2^959143820 is an apocalyptic number.

It is an amenable number.

959143820 is an abundant number, since it is smaller than the sum of its proper divisors (1055058244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

959143820 is a wasteful number, since it uses less digits than its factorization.

959143820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47957200 (or 47957198 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 959143820 is about 30970.0471423600. The cubic root of 959143820 is about 986.1914756366.

The spelling of 959143820 in words is "nine hundred fifty-nine million, one hundred forty-three thousand, eight hundred twenty".