120491173 has 4 divisors (see below), whose sum is σ = 131444928. Its totient is φ = 109537420.

The previous prime is 120491171. The next prime is 120491209. The reversal of 120491173 is 371194021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120491173 - 2¹ = 120491171 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 (120491171) 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, 5476861 + ... + 5476882.

It is an arithmetic number, because the mean of its divisors is an integer number (32861232).

Almost surely, 2^120491173 is an apocalyptic number.

It is an amenable number.

120491173 is a deficient number, since it is larger than the sum of its proper divisors (10953755).

120491173 is a wasteful number, since it uses less digits than its factorization.

120491173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10953754.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 120491173 is about 10976.8471338541. The cubic root of 120491173 is about 493.9144636551.

The spelling of 120491173 in words is "one hundred twenty million, four hundred ninety-one thousand, one hundred seventy-three".