120669538 has 8 divisors (see below), whose sum is σ = 197459280. Its totient is φ = 54849780.

The previous prime is 120669533. The next prime is 120669557. The reversal of 120669538 is 835966021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×120669538² = 29122274802266888, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120669538.

It is not an unprimeable number, because it can be changed into a prime (120669533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2742468 + ... + 2742511.

It is an arithmetic number, because the mean of its divisors is an integer number (24682410).

Almost surely, 2^120669538 is an apocalyptic number.

120669538 is a deficient number, since it is larger than the sum of its proper divisors (76789742).

120669538 is a wasteful number, since it uses less digits than its factorization.

120669538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5484992.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 120669538 is about 10984.9687300420. The cubic root of 120669538 is about 494.1580599738.

The spelling of 120669538 in words is "one hundred twenty million, six hundred sixty-nine thousand, five hundred thirty-eight".