40135412 has 12 divisors (see below), whose sum is σ = 71285760. Its totient is φ = 19768056.

The previous prime is 40135411. The next prime is 40135423. The reversal of 40135412 is 21453104.

40135412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40135412² = 3221702592819488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40135411) 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 3 ways as a sum of consecutive naturals, for example, 74612 + ... + 75147.

It is an arithmetic number, because the mean of its divisors is an integer number (5940480).

Almost surely, 2^40135412 is an apocalyptic number.

It is an amenable number.

40135412 is a deficient number, since it is larger than the sum of its proper divisors (31150348).

40135412 is a wasteful number, since it uses less digits than its factorization.

40135412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149830 (or 149828 counting only the distinct ones).

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

The square root of 40135412 is about 6335.2515340750. The cubic root of 40135412 is about 342.3806734404.

Adding to 40135412 its reverse (21453104), we get a palindrome (61588516).

The spelling of 40135412 in words is "forty million, one hundred thirty-five thousand, four hundred twelve".