44091311 has 12 divisors (see below), whose sum is σ = 49501536. Its totient is φ = 39225120.

The previous prime is 44091239. The next prime is 44091317. The reversal of 44091311 is 11319044.

It is not a de Polignac number, because 44091311 - 2¹⁸ = 43829167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44091317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1811 + ... + 9563.

It is an arithmetic number, because the mean of its divisors is an integer number (4125128).

Almost surely, 2^44091311 is an apocalyptic number.

44091311 is a deficient number, since it is larger than the sum of its proper divisors (5410225).

44091311 is a wasteful number, since it uses less digits than its factorization.

44091311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7822 (or 7811 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 44091311 is about 6640.1288391115. The cubic root of 44091311 is about 353.2788766397.

The spelling of 44091311 in words is "forty-four million, ninety-one thousand, three hundred eleven".