44135505 has 24 divisors (see below), whose sum is σ = 79829568. Its totient is φ = 22514976.

The previous prime is 44135489. The next prime is 44135521. The reversal of 44135505 is 50553144.

It is an interprime number because it is at equal distance from previous prime (44135489) and next prime (44135521).

It is not a de Polignac number, because 44135505 - 2⁴ = 44135489 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20287 + ... + 22356.

It is an arithmetic number, because the mean of its divisors is an integer number (3326232).

Almost surely, 2^44135505 is an apocalyptic number.

44135505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44135505 is a deficient number, since it is larger than the sum of its proper divisors (35694063).

44135505 is a wasteful number, since it uses less digits than its factorization.

44135505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42677 (or 42674 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 44135505 is about 6643.4558025172. The cubic root of 44135505 is about 353.3968711140.

Adding to 44135505 its reverse (50553144), we get a palindrome (94688649).

The spelling of 44135505 in words is "forty-four million, one hundred thirty-five thousand, five hundred five".