120640167 has 12 divisors (see below), whose sum is σ = 174502224. Its totient is φ = 80314080.

The previous prime is 120640141. The next prime is 120640171. The reversal of 120640167 is 761046021.

120640167 is a `hidden beast` number, since 1 + 2 + 0 + 640 + 16 + 7 = 666.

It is not a de Polignac number, because 120640167 - 2⁶ = 120640103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120640167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120640187) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2334 + ... + 15707.

It is an arithmetic number, because the mean of its divisors is an integer number (14541852).

Almost surely, 2^120640167 is an apocalyptic number.

120640167 is a deficient number, since it is larger than the sum of its proper divisors (53862057).

120640167 is a wasteful number, since it uses less digits than its factorization.

120640167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18790 (or 18787 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 120640167 is about 10983.6317764208. The cubic root of 120640167 is about 494.1179639829.

Adding to 120640167 its reverse (761046021), we get a palindrome (881686188).

The spelling of 120640167 in words is "one hundred twenty million, six hundred forty thousand, one hundred sixty-seven".