120442535 has 16 divisors (see below), whose sum is σ = 154529856. Its totient is φ = 89799168.

The previous prime is 120442489. The next prime is 120442537. The reversal of 120442535 is 535244021.

It is a happy number.

It is not a de Polignac number, because 120442535 - 2¹⁸ = 120180391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120442537) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1877 + ... + 15633.

It is an arithmetic number, because the mean of its divisors is an integer number (9658116).

Almost surely, 2^120442535 is an apocalyptic number.

120442535 is a deficient number, since it is larger than the sum of its proper divisors (34087321).

120442535 is a wasteful number, since it uses less digits than its factorization.

120442535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13882.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 120442535 is about 10974.6314288909. The cubic root of 120442535 is about 493.8479961449.

Adding to 120442535 its reverse (535244021), we get a palindrome (655686556).

The spelling of 120442535 in words is "one hundred twenty million, four hundred forty-two thousand, five hundred thirty-five".