44091133 has 2 divisors, whose sum is σ = 44091134. Its totient is φ = 44091132.

The previous prime is 44091127. The next prime is 44091143. The reversal of 44091133 is 33119044.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37675044 + 6416089 = 6138^2 + 2533^2 .

It is a cyclic number.

It is not a de Polignac number, because 44091133 - 2²¹ = 41993981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44091098 and 44091107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44091143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22045566 + 22045567.

It is an arithmetic number, because the mean of its divisors is an integer number (22045567).

Almost surely, 2^44091133 is an apocalyptic number.

It is an amenable number.

44091133 is a deficient number, since it is larger than the sum of its proper divisors (1).

44091133 is an equidigital number, since it uses as much as digits as its factorization.

44091133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 44091133 is about 6640.1154357436. The cubic root of 44091133 is about 353.2784012344.

The spelling of 44091133 in words is "forty-four million, ninety-one thousand, one hundred thirty-three".