120143875 has 8 divisors (see below), whose sum is σ = 149939712. Its totient is φ = 96115000.

The previous prime is 120143861. The next prime is 120143893. The reversal of 120143875 is 578341021.

It is not a de Polignac number, because 120143875 - 2⁹ = 120143363 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480451 + ... + 480700.

It is an arithmetic number, because the mean of its divisors is an integer number (18742464).

Almost surely, 2^120143875 is an apocalyptic number.

120143875 is a deficient number, since it is larger than the sum of its proper divisors (29795837).

120143875 is an frugal number, since it uses more digits than its factorization.

120143875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961166 (or 961156 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 120143875 is about 10961.0161481498. The cubic root of 120143875 is about 493.4394618379.

Adding to 120143875 its reverse (578341021), we get a palindrome (698484896).

The spelling of 120143875 in words is "one hundred twenty million, one hundred forty-three thousand, eight hundred seventy-five".