120535538 has 4 divisors (see below), whose sum is σ = 180803310. Its totient is φ = 60267768.

The previous prime is 120535537. The next prime is 120535549. The reversal of 120535538 is 835535021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 61199329 + 59336209 = 7823^2 + 7703^2 .

It is not an unprimeable number, because it can be changed into a prime (120535537) 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 as a sum of consecutive naturals, namely, 30133883 + ... + 30133886.

Almost surely, 2^120535538 is an apocalyptic number.

120535538 is a deficient number, since it is larger than the sum of its proper divisors (60267772).

120535538 is an equidigital number, since it uses as much as digits as its factorization.

120535538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60267771.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 120535538 is about 10978.8677922635. The cubic root of 120535538 is about 493.9750761901.

The spelling of 120535538 in words is "one hundred twenty million, five hundred thirty-five thousand, five hundred thirty-eight".