44143113 has 16 divisors (see below), whose sum is σ = 67438976. Its totient is φ = 25159680.

The previous prime is 44143103. The next prime is 44143129. The reversal of 44143113 is 31134144.

It is not a de Polignac number, because 44143113 - 2⁴ = 44143097 is a prime.

It is a super-2 number, since 2×44143113² = 3897228850661538, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44143113.

It is not an unprimeable number, because it can be changed into a prime (44143103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6345 + ... + 11337.

It is an arithmetic number, because the mean of its divisors is an integer number (4214936).

Almost surely, 2^44143113 is an apocalyptic number.

It is an amenable number.

44143113 is a deficient number, since it is larger than the sum of its proper divisors (23295863).

44143113 is a wasteful number, since it uses less digits than its factorization.

44143113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5424.

The product of its digits is 576, while the sum is 21.

The square root of 44143113 is about 6644.0283714024. The cubic root of 44143113 is about 353.4171759224.

Adding to 44143113 its reverse (31134144), we get a palindrome (75277257).

The spelling of 44143113 in words is "forty-four million, one hundred forty-three thousand, one hundred thirteen".