40432011 has 12 divisors (see below), whose sum is σ = 54356472. Its totient is φ = 26732544.

The previous prime is 40431977. The next prime is 40432013. The reversal of 40432011 is 11023404.

40432011 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 40432011 - 2⁹ = 40431499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40432013) 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 11 ways as a sum of consecutive naturals, for example, 157195 + ... + 157451.

It is an arithmetic number, because the mean of its divisors is an integer number (4529706).

Almost surely, 2^40432011 is an apocalyptic number.

40432011 is a deficient number, since it is larger than the sum of its proper divisors (13924461).

40432011 is an equidigital number, since it uses as much as digits as its factorization.

40432011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 40432011 is about 6358.6170666270. The cubic root of 40432011 is about 343.2219972887.

Adding to 40432011 its reverse (11023404), we get a palindrome (51455415).

The spelling of 40432011 in words is "forty million, four hundred thirty-two thousand, eleven".