123309914 has 64 divisors (see below), whose sum is σ = 239984640. Its totient is φ = 46206720.

The previous prime is 123309913. The next prime is 123310003. The reversal of 123309914 is 419903321.

It is not an unprimeable number, because it can be changed into a prime (123309913) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321767 + ... + 322149.

It is an arithmetic number, because the mean of its divisors is an integer number (3749760).

Almost surely, 2^123309914 is an apocalyptic number.

123309914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

123309914 is a deficient number, since it is larger than the sum of its proper divisors (116674726).

123309914 is a wasteful number, since it uses less digits than its factorization.

123309914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 123309914 is about 11104.4997185826. The cubic root of 123309914 is about 497.7363189626.

The spelling of 123309914 in words is "one hundred twenty-three million, three hundred nine thousand, nine hundred fourteen".