120506158 has 8 divisors (see below), whose sum is σ = 180925560. Its totient is φ = 60197640.

The previous prime is 120506147. The next prime is 120506161. The reversal of 120506158 is 851605021.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24948 + ... + 29383.

It is an arithmetic number, because the mean of its divisors is an integer number (22615695).

Almost surely, 2^120506158 is an apocalyptic number.

120506158 is a deficient number, since it is larger than the sum of its proper divisors (60419402).

120506158 is a wasteful number, since it uses less digits than its factorization.

120506158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55442.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 120506158 is about 10977.5296856807. The cubic root of 120506158 is about 493.9349381880.

The spelling of 120506158 in words is "one hundred twenty million, five hundred six thousand, one hundred fifty-eight".