3123489 has 4 divisors (see below), whose sum is σ = 4164656. Its totient is φ = 2082324.

The previous prime is 3123481. The next prime is 3123493. The reversal of 3123489 is 9843213.

3123489 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3123489 - 2³ = 3123481 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3123481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520579 + ... + 520584.

It is an arithmetic number, because the mean of its divisors is an integer number (1041164).

Almost surely, 2^3123489 is an apocalyptic number.

It is an amenable number.

3123489 is a deficient number, since it is larger than the sum of its proper divisors (1041167).

3123489 is a wasteful number, since it uses less digits than its factorization.

3123489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041166.

The product of its digits is 5184, while the sum is 30.

The square root of 3123489 is about 1767.3395259542. The cubic root of 3123489 is about 146.1773194275.

The spelling of 3123489 in words is "three million, one hundred twenty-three thousand, four hundred eighty-nine".