2124589 has 2 divisors, whose sum is σ = 2124590. Its totient is φ = 2124588.

The previous prime is 2124571. The next prime is 2124601. The reversal of 2124589 is 9854212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1550025 + 574564 = 1245^2 + 758^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124589 - 2¹³ = 2116397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2124589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062294 + 1062295.

It is an arithmetic number, because the mean of its divisors is an integer number (1062295).

2^2124589 is an apocalyptic number.

It is an amenable number.

2124589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124589 is an equidigital number, since it uses as much as digits as its factorization.

2124589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 31.

The square root of 2124589 is about 1457.5969950573. The cubic root of 2124589 is about 128.5557903966. Note that the first 3 decimals are identical.

The spelling of 2124589 in words is "two million, one hundred twenty-four thousand, five hundred eighty-nine".