40035123 has 6 divisors (see below), whose sum is σ = 57828524. Its totient is φ = 26690076.

The previous prime is 40035091. The next prime is 40035131. The reversal of 40035123 is 32153004.

40035123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40035123 - 2⁵ = 40035091 is a prime.

It is a super-2 number, since 2×40035123² = 3205622147250258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40035096 and 40035105.

It is not an unprimeable number, because it can be changed into a prime (40035143) 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 5 ways as a sum of consecutive naturals, for example, 2224165 + ... + 2224182.

Almost surely, 2^40035123 is an apocalyptic number.

40035123 is a deficient number, since it is larger than the sum of its proper divisors (17793401).

40035123 is a wasteful number, since it uses less digits than its factorization.

40035123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4448353 (or 4448350 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 40035123 is about 6327.3314280192. The cubic root of 40035123 is about 342.0952591934.

Adding to 40035123 its reverse (32153004), we get a palindrome (72188127).

The spelling of 40035123 in words is "forty million, thirty-five thousand, one hundred twenty-three".