90441135 has 24 divisors (see below), whose sum is σ = 161004480. Its totient is φ = 46930752.

The previous prime is 90441133. The next prime is 90441163. The reversal of 90441135 is 53114409.

90441135 is a `hidden beast` number, since 90 + 441 + 135 = 666.

It is not a de Polignac number, because 90441135 - 2¹ = 90441133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90441099 and 90441108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90441133) 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 23 ways as a sum of consecutive naturals, for example, 25495 + ... + 28824.

It is an arithmetic number, because the mean of its divisors is an integer number (6708520).

Almost surely, 2^90441135 is an apocalyptic number.

90441135 is a deficient number, since it is larger than the sum of its proper divisors (70563345).

90441135 is a wasteful number, since it uses less digits than its factorization.

90441135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54367 (or 54364 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 90441135 is about 9510.0544162481. The cubic root of 90441135 is about 448.8714684769.

The spelling of 90441135 in words is "ninety million, four hundred forty-one thousand, one hundred thirty-five".