123346589 has 2 divisors, whose sum is σ = 123346590. Its totient is φ = 123346588.

The previous prime is 123346583. The next prime is 123346627. The reversal of 123346589 is 985643321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88924900 + 34421689 = 9430^2 + 5867^2 .

It is a cyclic number.

It is not a de Polignac number, because 123346589 - 2²⁰ = 122298013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123346583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61673294 + 61673295.

It is an arithmetic number, because the mean of its divisors is an integer number (61673295).

Almost surely, 2^123346589 is an apocalyptic number.

It is an amenable number.

123346589 is a deficient number, since it is larger than the sum of its proper divisors (1).

123346589 is an equidigital number, since it uses as much as digits as its factorization.

123346589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 41.

The square root of 123346589 is about 11106.1509534132. The cubic root of 123346589 is about 497.7856598724.

The spelling of 123346589 in words is "one hundred twenty-three million, three hundred forty-six thousand, five hundred eighty-nine".