120134665 has 16 divisors (see below), whose sum is σ = 174448512. Its totient is φ = 77531904.

The previous prime is 120134659. The next prime is 120134687. The reversal of 120134665 is 566431021.

It is a cyclic number.

It is not a de Polignac number, because 120134665 - 2¹⁷ = 120003593 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100359 + ... + 101548.

It is an arithmetic number, because the mean of its divisors is an integer number (10903032).

Almost surely, 2^120134665 is an apocalyptic number.

It is an amenable number.

120134665 is a deficient number, since it is larger than the sum of its proper divisors (54313847).

120134665 is a wasteful number, since it uses less digits than its factorization.

120134665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201936.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 120134665 is about 10960.5960148160. The cubic root of 120134665 is about 493.4268528068.

Adding to 120134665 its reverse (566431021), we get a palindrome (686565686).

The spelling of 120134665 in words is "one hundred twenty million, one hundred thirty-four thousand, six hundred sixty-five".