120197158 has 8 divisors (see below), whose sum is σ = 184693320. Its totient is φ = 58632720.

The previous prime is 120197111. The next prime is 120197167. The reversal of 120197158 is 851791021.

It is a happy number.

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, 732828 + ... + 732991.

It is an arithmetic number, because the mean of its divisors is an integer number (23086665).

Almost surely, 2^120197158 is an apocalyptic number.

120197158 is a deficient number, since it is larger than the sum of its proper divisors (64496162).

120197158 is a wasteful number, since it uses less digits than its factorization.

120197158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465862.

The product of its (nonzero) digits is 5040, while the sum is 34.

The square root of 120197158 is about 10963.4464471716. The cubic root of 120197158 is about 493.5123967504.

The spelling of 120197158 in words is "one hundred twenty million, one hundred ninety-seven thousand, one hundred fifty-eight".