41440121 has 8 divisors (see below), whose sum is σ = 43792320. Its totient is φ = 39105072.

The previous prime is 41440079. The next prime is 41440123. The reversal of 41440121 is 12104414.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41440121 - 2⁶ = 41440057 is a prime.

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 41440121.

It is not an unprimeable number, because it can be changed into a prime (41440123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851 + ... + 9143.

It is an arithmetic number, because the mean of its divisors is an integer number (5474040).

Almost surely, 2^41440121 is an apocalyptic number.

It is an amenable number.

41440121 is a deficient number, since it is larger than the sum of its proper divisors (2352199).

41440121 is a wasteful number, since it uses less digits than its factorization.

41440121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8575.

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

The square root of 41440121 is about 6437.4001739833. The cubic root of 41440121 is about 346.0511830238.

Adding to 41440121 its reverse (12104414), we get a palindrome (53544535).

The spelling of 41440121 in words is "forty-one million, four hundred forty thousand, one hundred twenty-one".