123302089 has 2 divisors, whose sum is σ = 123302090. Its totient is φ = 123302088.

The previous prime is 123302083. The next prime is 123302099. The reversal of 123302089 is 980203321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103124025 + 20178064 = 10155^2 + 4492^2 .

It is a cyclic number.

It is not a de Polignac number, because 123302089 - 2⁷ = 123301961 is a prime.

It is not a weakly prime, because it can be changed into another prime (123302083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61651044 + 61651045.

It is an arithmetic number, because the mean of its divisors is an integer number (61651045).

Almost surely, 2^123302089 is an apocalyptic number.

It is an amenable number.

123302089 is a deficient number, since it is larger than the sum of its proper divisors (1).

123302089 is an equidigital number, since it uses as much as digits as its factorization.

123302089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 123302089 is about 11104.1473783447. The cubic root of 123302089 is about 497.7257902901.

The spelling of 123302089 in words is "one hundred twenty-three million, three hundred two thousand, eighty-nine".