123390602 has 8 divisors (see below), whose sum is σ = 191056512. Its totient is φ = 59705100.

The previous prime is 123390593. The next prime is 123390613. The reversal of 123390602 is 206093321.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 995024 + ... + 995147.

It is an arithmetic number, because the mean of its divisors is an integer number (23882064).

Almost surely, 2^123390602 is an apocalyptic number.

123390602 is a deficient number, since it is larger than the sum of its proper divisors (67665910).

123390602 is a wasteful number, since it uses less digits than its factorization.

123390602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1990204.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 123390602 is about 11108.1322462419. The cubic root of 123390602 is about 497.8448600904.

The spelling of 123390602 in words is "one hundred twenty-three million, three hundred ninety thousand, six hundred two".