123960001 has 16 divisors (see below), whose sum is σ = 137963520. Its totient is φ = 110436480.

The previous prime is 123959963. The next prime is 123960017. The reversal of 123960001 is 100069321.

It is not a de Polignac number, because 123960001 - 2⁷ = 123959873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123960071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123835 + ... + 124831.

It is an arithmetic number, because the mean of its divisors is an integer number (8622720).

Almost surely, 2^123960001 is an apocalyptic number.

123960001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123960001 is a deficient number, since it is larger than the sum of its proper divisors (14003519).

123960001 is a wasteful number, since it uses less digits than its factorization.

123960001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 123960001 is about 11133.7325726820. The cubic root of 123960001 is about 498.6094711104.

The spelling of 123960001 in words is "one hundred twenty-three million, nine hundred sixty thousand, one".