4123120 has 20 divisors (see below), whose sum is σ = 9586440. Its totient is φ = 1649216.

The previous prime is 4123111. The next prime is 4123121. The reversal of 4123120 is 213214.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 4123120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4123121) 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, 25690 + ... + 25849.

It is an arithmetic number, because the mean of its divisors is an integer number (479322).

Almost surely, 2^4123120 is an apocalyptic number.

4123120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4123120 is an abundant number, since it is smaller than the sum of its proper divisors (5463320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4123120 is a wasteful number, since it uses less digits than its factorization.

4123120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51552 (or 51546 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 4123120 is about 2030.5467244070. The cubic root of 4123120 is about 160.3523484963.

Adding to 4123120 its reverse (213214), we get a palindrome (4336334).

The spelling of 4123120 in words is "four million, one hundred twenty-three thousand, one hundred twenty".