123065066 has 8 divisors (see below), whose sum is σ = 186425604. Its totient is φ = 60923200.

The previous prime is 123065039. The next prime is 123065069. The reversal of 123065066 is 660560321.

It can be written as a sum of positive squares in 2 ways, for example, as 104755225 + 18309841 = 10235^2 + 4279^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (123065069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304415 + ... + 304818.

Almost surely, 2^123065066 is an apocalyptic number.

123065066 is a deficient number, since it is larger than the sum of its proper divisors (63360538).

123065066 is a wasteful number, since it uses less digits than its factorization.

123065066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609336.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 123065066 is about 11093.4695203980. The cubic root of 123065066 is about 497.4066604348.

The spelling of 123065066 in words is "one hundred twenty-three million, sixty-five thousand, sixty-six".