120946287 has 16 divisors (see below), whose sum is σ = 201053952. Its totient is φ = 62829120.

The previous prime is 120946277. The next prime is 120946289. The reversal of 120946287 is 782649021.

It is not a de Polignac number, because 120946287 - 2⁴ = 120946271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120946289) 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 15 ways as a sum of consecutive naturals, for example, 261558 + ... + 262019.

It is an arithmetic number, because the mean of its divisors is an integer number (12565872).

Almost surely, 2^120946287 is an apocalyptic number.

120946287 is a deficient number, since it is larger than the sum of its proper divisors (80107665).

120946287 is a wasteful number, since it uses less digits than its factorization.

120946287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523598.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 120946287 is about 10997.5582289888. The cubic root of 120946287 is about 494.5355463867.

It can be divided in two parts, 12094 and 6287, that added together give a palindrome (18381).

The spelling of 120946287 in words is "one hundred twenty million, nine hundred forty-six thousand, two hundred eighty-seven".