120797 has 4 divisors (see below), whose sum is σ = 121980. Its totient is φ = 119616.

The previous prime is 120779. The next prime is 120811. The reversal of 120797 is 797021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22201 + 98596 = 149^2 + 314^2 .

It is a cyclic number.

It is not a de Polignac number, because 120797 - 2¹⁰ = 119773 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 (120737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422 + ... + 647.

It is an arithmetic number, because the mean of its divisors is an integer number (30495).

2¹²⁰⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

120797 is a deficient number, since it is larger than the sum of its proper divisors (1183).

120797 is a wasteful number, since it uses less digits than its factorization.

120797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182.

The product of its (nonzero) digits is 882, while the sum is 26.

The square root of 120797 is about 347.5586281478. The cubic root of 120797 is about 49.4331990118.

The spelling of 120797 in words is "one hundred twenty thousand, seven hundred ninety-seven".