44145111 has 4 divisors (see below), whose sum is σ = 58860152. Its totient is φ = 29430072.

The previous prime is 44145091. The next prime is 44145137. The reversal of 44145111 is 11154144.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 44145111 - 2¹¹ = 44143063 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 (44145011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7357516 + ... + 7357521.

It is an arithmetic number, because the mean of its divisors is an integer number (14715038).

Almost surely, 2^44145111 is an apocalyptic number.

44145111 is a deficient number, since it is larger than the sum of its proper divisors (14715041).

44145111 is a wasteful number, since it uses less digits than its factorization.

44145111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14715040.

The product of its digits is 320, while the sum is 21.

The square root of 44145111 is about 6644.1787302871. The cubic root of 44145111 is about 353.4225079498.

Adding to 44145111 its reverse (11154144), we get a palindrome (55299255).

The spelling of 44145111 in words is "forty-four million, one hundred forty-five thousand, one hundred eleven".