3120123 has 24 divisors (see below), whose sum is σ = 4559808. Its totient is φ = 1896048.

The previous prime is 3120107. The next prime is 3120127. The reversal of 3120123 is 3210213.

It is a happy number.

It is not a de Polignac number, because 3120123 - 2⁴ = 3120107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3120099 and 3120108.

It is not an unprimeable number, because it can be changed into a prime (3120127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46536 + ... + 46602.

It is an arithmetic number, because the mean of its divisors is an integer number (189992).

Almost surely, 2^3120123 is an apocalyptic number.

3120123 is a deficient number, since it is larger than the sum of its proper divisors (1439685).

3120123 is a wasteful number, since it uses less digits than its factorization.

3120123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 3120123 is about 1766.3869904412. The cubic root of 3120123 is about 146.1247916604.

Adding to 3120123 its reverse (3210213), we get a palindrome (6330336).

The spelling of 3120123 in words is "three million, one hundred twenty thousand, one hundred twenty-three".