120278323 has 4 divisors (see below), whose sum is σ = 131212728. Its totient is φ = 109343920.

The previous prime is 120278321. The next prime is 120278329. The reversal of 120278323 is 323872021.

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

It is a cyclic number.

It is not a de Polignac number, because 120278323 - 2¹ = 120278321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120278291 and 120278300.

It is not an unprimeable number, because it can be changed into a prime (120278321) 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, 5467186 + ... + 5467207.

It is an arithmetic number, because the mean of its divisors is an integer number (32803182).

Almost surely, 2^120278323 is an apocalyptic number.

120278323 is a deficient number, since it is larger than the sum of its proper divisors (10934405).

120278323 is a wasteful number, since it uses less digits than its factorization.

120278323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10934404.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 120278323 is about 10967.1474413359. The cubic root of 120278323 is about 493.6234557294.

The spelling of 120278323 in words is "one hundred twenty million, two hundred seventy-eight thousand, three hundred twenty-three".