440135132 has 6 divisors (see below), whose sum is σ = 770236488. Its totient is φ = 220067564.

The previous prime is 440135089. The next prime is 440135141. The reversal of 440135132 is 231531044.

It is a junction number, because it is equal to n+sod(n) for n = 440135098 and 440135107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55016888 + ... + 55016895.

It is an arithmetic number, because the mean of its divisors is an integer number (128372748).

Almost surely, 2^440135132 is an apocalyptic number.

It is an amenable number.

440135132 is a deficient number, since it is larger than the sum of its proper divisors (330101356).

440135132 is a wasteful number, since it uses less digits than its factorization.

440135132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110033787 (or 110033785 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 440135132 is about 20979.3977987930. The cubic root of 440135132 is about 760.6683479055.

Adding to 440135132 its reverse (231531044), we get a palindrome (671666176).

The spelling of 440135132 in words is "four hundred forty million, one hundred thirty-five thousand, one hundred thirty-two".