40112441 has 4 divisors (see below), whose sum is σ = 40770084. Its totient is φ = 39454800.

The previous prime is 40112411. The next prime is 40112461. The reversal of 40112441 is 14421104.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3763600 + 36348841 = 1940^2 + 6029^2 .

It is not a de Polignac number, because 40112441 - 2⁶ = 40112377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40112411) 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, 328730 + ... + 328851.

It is an arithmetic number, because the mean of its divisors is an integer number (10192521).

Almost surely, 2^40112441 is an apocalyptic number.

It is an amenable number.

40112441 is a deficient number, since it is larger than the sum of its proper divisors (657643).

40112441 is an equidigital number, since it uses as much as digits as its factorization.

40112441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657642.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 40112441 is about 6333.4383236912. The cubic root of 40112441 is about 342.3153418792.

Adding to 40112441 its reverse (14421104), we get a palindrome (54533545).

The spelling of 40112441 in words is "forty million, one hundred twelve thousand, four hundred forty-one".