9120347 has 4 divisors (see below), whose sum is σ = 9656856. Its totient is φ = 8583840.

The previous prime is 9120337. The next prime is 9120367. The reversal of 9120347 is 7430219.

9120347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7430219 = 23 ⋅323053.

It is a cyclic number.

It is not a de Polignac number, because 9120347 - 2⁶ = 9120283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9120337) 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, 268229 + ... + 268262.

It is an arithmetic number, because the mean of its divisors is an integer number (2414214).

Almost surely, 2^9120347 is an apocalyptic number.

9120347 is a deficient number, since it is larger than the sum of its proper divisors (536509).

9120347 is a wasteful number, since it uses less digits than its factorization.

9120347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536508.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 9120347 is about 3019.9912251528. The cubic root of 9120347 is about 208.9314351221.

The spelling of 9120347 in words is "nine million, one hundred twenty thousand, three hundred forty-seven".