40123514 has 16 divisors (see below), whose sum is σ = 61119360. Its totient is φ = 19752480.

The previous prime is 40123513. The next prime is 40123529. The reversal of 40123514 is 41532104.

40123514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40123513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76457 + ... + 76979.

It is an arithmetic number, because the mean of its divisors is an integer number (3819960).

Almost surely, 2^40123514 is an apocalyptic number.

40123514 is a deficient number, since it is larger than the sum of its proper divisors (20995846).

40123514 is a wasteful number, since it uses less digits than its factorization.

40123514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40123514 is about 6334.3124330901. The cubic root of 40123514 is about 342.3468375861.

Adding to 40123514 its reverse (41532104), we get a palindrome (81655618).

The spelling of 40123514 in words is "forty million, one hundred twenty-three thousand, five hundred fourteen".